100 Points! Algebra question. Use the following quadratic function: f(x)=x^2-4x+4. Photo attached with the rest of the question. Thank you so much!!

Answer:

c = - 100

Step-by-step explanation:

z² - 20c + c

to complete the square

add/subtract ( half the coefficient of the z- term )² to z² - 20c

= z² + 2(- 10)z + 100 - 100

= (z - 10)² - 100 ← with c = - 100

George's kitten is approximately 15.23 yards away from its bed

What is distance?

Distance is a measure of the length or spatial separation between two points. It is a scalar quantity, which means it has magnitude but not direction. In physics, distance is often measured in units such as meters (m), feet (ft), kilometers (km), or miles (mi).

We can use the Law of Cosines to solve this problem. Let's call the distance from the kitten's final position to the bed "d". Then, we have:

d² = 23² + 14² - 2(23)(14)cos(140°)

d² = 529 + 196 + 644cos(140°)

d² = 529 + 196 - 644(0.766)

d² = 529 + 196 - 493.304

d² = 231.696

d = sqrt(231.696)

d ≈ 15.23

Therefore, George's kitten is approximately 15.23 yards away from its bed

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Answer: C - 3a - 27

Step-by-step explanation:

We start with 2.5 + 3a - 20 - 9.5, and first solve for variables:

3a

Then we solve for constants:

2.5 - 20 - 9.5 = 2.5 - 29.5 = -27

Add the two together:

3a - 27

The equation of the form y = c + b logₐX is y = -3 + 3 Log₃X

Recall that Slope-intercept form of a linear equation is where one side contains just “y”. It looks like y = mx + “b” where “m” and “b” are numbers. This form of the equation is very useful because the coefficient of "x" (the "m" value) is the slope of the line and the constant (the "b" value) is the y-intercept at (0, b)

The equation of the line is give as

y-y₁ = m(x-x₁) + c

Where m is the slope and c is the intercept

This implies that

y -3 = m(x -2)

But slope is given as  m = (y₂ - y₁)/(x₂-x₁)

m = (9-3)/ 4-2) = 6/2 = 3

Then, the equation is

y - 3 = 3x - 6

Collecting like terms we have

y = 3x -6+3

y = 3x -3

Writing this in the form y = c + b logₐX

y = -3 + 3 Log₃X

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The equation of the function in the form y = c + b log_a(x) is y = logₓ2

We can start by assuming that the equation is of the form y = c + b log_a(x), where c and b are constants and a is the base of the logarithm.

Using the point (2, 3), we get:

3 = c + b log_a(2)

Using the point (4, 9), we get:

9 = c + b log_a(4)

Simplifying the second equation using the logarithmic identity

loga(4) = 2 loga(2), we get:

3 +  2b loga(2) = 9

Substituting the first equation into this one, we get:

3 = 9 - 2b loga(2)

So, we have

-6 = - 2b loga(2)

Divide

bloga(2) = 3

So, we have

b = 3 / log_a(2)

Substituting this value of b into the first equation, we get:

3 = c + b log_a(2)

3 = c + 3 / log_a(2) * log_a(2)

So, we have

c = 0

Therefore, the equation of the curve is y = (2 / log_a(2)) log_a(x)

We can simplify this equation by using the logarithmic identity log_a(x^b) = b log_a(x):

y = 2 log_a(x) / log_a(2)

y = (2 / log(2)) log(x)

So the final equation is:

y = logₓ2

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Answer:  the stream frontage has a fractal dimension between 1.67 and 2

Step-by-step explanation: The equation utilized to compute the fractal dimension of stream frontage is expressed as follows: D = (log N) / (log 1/s), where N represents the total count of constituent units and 1/s denotes the scaling factor.

At the scale of 10 meters, it has been determined that N equals one and the reciprocal of s equals one. At the scale of 1 meter, the sample size (N) is equal to 25, while the sampling interval (1/s) is equivalent to 0.1, which is obtained by dividing it by 10. At a distance of 10 centimeters, the number of observed particles is equivalent to 250 and the reciprocal of the standardized sensitivity value is 0.01. By employing the applicable formula, the fractal dimension can be computed as follows:

The equation can be expressed as D, which is equal to the logarithm of N divided by the logarithm of the reciprocal of s, represented as log 1/s.

At the 10-meter scale, it can be observed that D possesses a value of 0. This signifies that, within the scope of measurement, D does not exhibit any discernible magnitude.

At a scale of 1 meter, the value of D is approximately equal to 1.67.

The value of D on a 10 centimeter scale is equivalent to 2.

still 7 inches since translation and rotation do not affect area, angles and the length of the sides. Therefore, if you look at the angles, CA will be the same as DF

Therefore, the Left Riemann Sum for this function, interval, and number of subintervals is 50.

The top-left corner of these rectangles touched the y=f(x) curve. In other words, the value of f at the subinterval's left endpoint determined the height of the rectangle over that subinterval. This technique is called the left-endpoint estimate because of this.

With left endpoints and n = 5 subintervals, we may use the Left Riemann Sum formula to approximate the area under the curve of f(x) = x2 + 4 over the range [0, 5]:

Left Riemann Sum = ∑[i=1 to n] f(x_i-1) Δx

In this case, a = 0, b = 5, n = 5, and we will use the left endpoints, so:

Δx = (5 - 0)/5 = 1

Using the left endpoints, the subintervals and their left endpoints are:

[0,1],[1,2],[2,3],[3,4],[4,5]

[tex]so,\; x_0 = 0, x_1 = 1, x_2 = 2, x_3 = 3, x_4 = 4.[/tex]

Now we can calculate the Left Riemann Sum:

Left Riemann Sum= [tex]f(x_0)\Delta x + f(x_1)\Deltax + f(x_2)\Deltax + f(x_3)\Deltax + f(x_4)\Deltax[/tex]

= f(0)×1+f(1)×1+f(2)×1+f(3)×1 + f(4)×1

= 4+5+8+13+20

= 50

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Using factorization and simplifying the equations, the points of intersections are (-2, 0), ( [ -1 - 3√(7) ] / 2, 4[ -1 - 3√(7) ] / 2 - 11 ) and ( [ -1 + 3√(7) ] / 2, 4[ -1 + 3√(7) ] / 2 - 11 )

We are given two equations:

y = 4x² - 3x + 3

y = x³ + 7x² - 3x + d

and we know that they intersect at x = -4, so we can substitute -4 for x in both equations:

y = 4(-4)² - 3(-4) + 3 = 49

y = (-4)³ + 7(-4)² - 3(-4) + d = -64 + 112 + 12 + d = 60 + d

So, at x = -4, we have y = 49 and y = 60 + d. Since the graphs intersect, these two equations must be equal:

49 = 60 + d

Solving for d, we get:

d = -11

Therefore, the two equations become:

y = 4x² - 3x + 3

y = x³ + 7x² - 3x - 11

We can now set them equal to each other:

4x² - 3x + 3 = x³ + 7x² - 3x - 11

Simplifying and rearranging, we get:

x³ + 3x² - 8x - 14 = 0

We can try to factor this expression by testing possible roots. One possible root is x = 2, because if we substitute 2 for x, we get:

2³ + 3(2)² - 8(2) - 14 = 8 + 12 - 16 - 14 = -10

Since this expression evaluates to a non-zero value, x = 2 is not a root. Similarly, we can test x = -1:

(-1)³ + 3(-1)² - 8(-1) - 14 = -1 + 3 + 8 - 14 = -4

This expression also evaluates to a non-zero value, so x = -1 is not a root. Finally, we can test x = -2:

(-2)³ + 3(-2)² - 8(-2) - 14 = -8 + 12 + 16 - 14 = 6

This expression evaluates to zero, so x = -2 is a root. Using long division or synthetic division, we can divide the cubic polynomial by x + 2 to get:

x³ + 3x² - 8x - 14 = (x + 2)(x² + x - 7)

The quadratic factor x² + x - 7 can be factored using the quadratic formula, giving us:

x² + x - 7 = [ -1 ± √(1 + 4*7) ] / 2

= [ -1 ± 3√(7) ] / 2

Therefore, the three intersection points are:

(-2, 0)

( [ -1 - 3√(7) ] / 2, 4[ -1 - 3√(7) ] / 2 - 11 )

( [ -1 + 3√(7) ] / 2, 4[ -1 + 3√(7) ] / 2 - 11 )

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Answer:

a) The distance from Springton to Watworth is 200 km. Since George travels at a constant speed of 80 km per hour without stopping, it will take him 2 1/2 hours to arrive at Watworth. Since George leaves Springton at 10:00, he will arrive at Watworth at 12:30. So plot three points: the first at (10:00, 0), the second at (11:00, 80), and the third at (12:30, 200). Draw a line connecting the three points.

b) Karen arrived at Watworth at 13:50. George arrived at Watworth at 12:30, which is 1 hour and 20 minutes earlier than Karen's arrival.

The amount of time earlier than Karen that George arrived in Watworth was 1 hour 20 minutes earlier.

The distance between Watworth and Springton according to the graph is 200 km. This means that George covered this distance in:

= 200 / 80

= 2.5 hours

He arrived at :

= 10 + 2.5 hours

= 12 : 30 am

The difference was :

= 13: 50 arrival of Karen - 12 : 30

= 1 hour 20 minutes

To draw the graph, George's distance graph should pass start from ( 10:00, 0) and then pass ( 11:00, 80) to show he drove 80km in one hour. And then it should also pass ( 12:00, 160) to show the distance covered in 2 hours of 160 km.

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Check the picture below.

[tex]\sin(38^o )=\cfrac{\stackrel{opposite}{x}}{\underset{hypotenuse}{7}}\implies 7\sin(38^o)=x\implies 4.31\approx x \\\\[-0.35em] ~\dotfill\\\\ \cos(38^o )=\cfrac{\stackrel{adjacent}{y}}{\underset{hypotenuse}{7}}\implies 7\cos(38^o)=y\implies 5.52\approx y[/tex]

Make sure your calculator is in Degree mode.

Answer:

Step-by-step explanation:

You want the leg measures in a right triangle with a hypotenuse of 7 inches and an angle of 38°.

The mnemonic SOH CAH TOA reminds you of the relations between side lengths and trig functions:

  Sin = Opposite/Hypotenuse   ⇒   Opposite = Hypotenuse×Sin

  Cos = Adjacent/Hypotenuse   ⇒   Adjacent = Hypotenuse×Cos

The given triangle will have opposite and adjacent sides of ...

  opposite = (7 in)sin(38°) ≈ 4.31 in

  adjacent = (7 in)cos(38°) = 5.52 in

The leg lengths of the triangle are 4.31 inches and 5.52 inches.

a) The angular velocity of the wheel is approximately 1.0667 radians per second. b) The wheel will spin at approximately 10.16 revolutions per minute.

Angular velocity is a measure of how quickly an object rotates or revolves around a fixed point, such as an axis or a center of rotation. It is a vector quantity that describes the rate of change of an object's angular position with respect to time, and is usually expressed in units of radians per second (rad/s) or degrees per second (deg/s).

a) To find the angular velocity of the wheel, we can use the formula:

angular velocity = linear velocity / radius

In this case, the linear velocity of the hamster is 16 centimeters per second, and the radius of the wheel is 15 centimeters. So, we have:

angular velocity = 16 / 15

angular velocity = 1.0667 radians per second

Therefore, the angular velocity of the wheel is approximately 1.0667 radians per second.

b) To find the speed of the wheel in revolutions per minute, we need to convert the angular velocity from radians per second to revolutions per minute. There are 2π radians in one revolution, and 60 seconds in one minute. So, we can use the following formula:

angular velocity (in revolutions per minute) = angular velocity (in radians per second) * 60 / 2π

Plugging in the angular velocity we found in part (a), we get:

angular velocity (in revolutions per minute) = 1.0667 * 60 / 2π

angular velocity (in revolutions per minute) ≈ 10.16 revolutions per minute

Therefore, the wheel will spin at approximately 10.16 revolutions per minute.

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Answer: 0.0972

Step-by-step explanation:

To find the probability that the first roll is a total of at least 7 and the second roll is a total of at least 10, we need to find the probabilities of each event separately and then multiply them together.

First, let's find the probability of the first roll being a total of at least 7. There are a total of 36 possible outcomes when rolling a pair of dice (6 sides on each die, so 6 x 6 = 36). To get a total of at least 7, the following outcomes are possible:

7: (1, 6), (2, 5), (3, 4), (4, 3), (5, 2), (6, 1)

8: (2, 6), (3, 5), (4, 4), (5, 3), (6, 2)

9: (3, 6), (4, 5), (5, 4), (6, 3)

10: (4, 6), (5, 5), (6, 4)

11: (5, 6), (6, 5)

12: (6, 6)

There are 21 successful outcomes out of the total 36 possibilities. So, the probability of getting a total of at least 7 in the first roll is:

P(at least 7) = 21/36

Next, let's find the probability of the second roll being a total of at least 10. The following outcomes are possible:

10: (4, 6), (5, 5), (6, 4)

11: (5, 6), (6, 5)

12: (6, 6)

There are 6 successful outcomes out of the total 36 possibilities. So, the probability of getting a total of at least 10 in the second roll is:

P(at least 10) = 6/36

Now, to find the probability that both events happen, we multiply the probabilities of each event:

P(first roll at least 7 and second roll at least 10) = P(at least 7) * P(at least 10) = (21/36) * (6/36)

P(first roll at least 7 and second roll at least 10) = 126/1296

So, the probability that the first roll is a total of at least 7 and the second roll is a total of at least 10 is 126/1296, or approximately 0.0972 (rounded to four decimal places).

Higher rates of depression and anxiety are one negative mental health outcome associated with social media use

The paragraph discusses the role of social media in modern life and its impact on mental health. It notes that social media has become a ubiquitous part of life that allows people to connect with others from around the world, including friends, family, and strangers.

However, the paragraph goes on to mention that social media use has been linked to negative mental health outcomes such as depression, anxiety, and stress.

These negative outcomes may be due to the pressure individuals feel to present a perfect image of themselves online, leading to feelings of inadequacy and self-doubt.

Despite these negative outcomes, the paragraph notes that social media can also be valuable for promoting social support and connection, especially among marginalized communities.

Furthermore, it can be a source of education and awareness, allowing people to learn about important social and political issues and engage with them.

Hence,

Higher rates of depression and anxiety are one negative mental health outcome associated with social media use

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Answer:

------------------------------

Use the formula for permutations:

The number of objects is n = 7 books.

Calculate the factorial:

Answer:

x=26

Step-by-step explanation:

5x=3x+52

5x-3x=52

2x=52

2x/2=52/2

x=52/2

x=26

Thus, the value of x and y for the given right angled triangle are found as:   x = 8 and y = 2√3.

The Pythagorean Theorem, a well-known geometric principle that states that the square just on hypotenuse (the side across from the right angle) of a right triangle equals the sum of the squares on its legs, is also known as the

a² + b² = c².

For the larger triangle, applying Pythagorean theorem:

4² + (4√3)² = x²

x² = 16 + 16*3

x² = 16 + 48

x² = 64

x = 8

Then, x - 6 = 8 - 6 = 2

Now applying Pythagorean theorem for smaller triangle:

y² + (x - 6)² = 4²

y² =  4² - 2²

y² =  16 - 4

y² =  12

y² =  √12

y = 2√3

Thus, the value of x and y for the given right angled triangle are found as:   x = 8 and y = 2√3.

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Answer:

y = 2x + 4

Step-by-step explanation:

the equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

y = 2x + 3 ← is in slope- intercept form

with slope m = 2

• Parallel lines have equal slopes , then

slope of line AB is m = 2

line AB crosses the y- axis at (0, 4 ) ⇒ c = 4

y = 2x + 4 ← equation of line AB

a. The test statistic (1.174) falls within the acceptance region (± 1.96), we fail to reject the null hypothesis.

b. There is sufficient evidence to suggest a significant difference between the two population proportions at α = 0.10

The null hypothesis is a statement or assumption that there is no significant difference or relationship between two variables or groups.

a.  We can use a two-tailed z-test to test this hypothesis, which can be computed as follows:

[tex]\frac{(p_1' - p_2' )- (p_1 - p_2)}{\sqrt{[p'(1-p')/n_1] + [p'(1-p')/n_2}]}[/tex]

[tex]p'_1 = \frac{x_1}{n_1}[/tex]    = 175/368 = 0.4755

[tex]p'_2 = \frac{x_2}{n_2}[/tex]     = 182/405 = 0.4481

[tex]p' = \frac{x_1+x_2}{n_1+n_2}[/tex]  = (175+182) / (368+405) = 0.4622

n₁ = 368, n₂ = 405 and α = 0.05

the test statistic;

[tex]= \frac{(0.4755 - 0.4481) - 0}{\sqrt{[0.4622(1-0.4622)/368] + [0.4622(1-0.4622)/405]} }[/tex]

= 1.174

Since the test statistic (1.174) falls within the acceptance region (± 1.96), we fail to reject the null hypothesis  and conclude that there is insufficient evidence to suggest a significant difference between the two population proportions at α = 0.05 level of significance.

b. Given the sample data,

[tex]p'_1 =[/tex] 0.38

[tex]p'_2 =[/tex] 0.25

[tex]p' =[/tex] (0.38+0.25)/(649+558) = 0.3166

n₁ = 649, n₂ = 558 and α = 0.10

test statistic;

[tex]=\frac{(0.38 - 0.25) - 0 }{\sqrt{[0.3166(1-0.3166)/649] + [0.3166(1-0.3166)/558)]} }[/tex]

= 7.448

Since the test statistic (7.448) falls within the rejection region (z > 1.28) for a one-tailed test at α = 0.10 level of significance, we reject the null hypothesis  and conclude that there is sufficient evidence to suggest a significant difference between the two population proportions at α = 0.10 level of significance, in favor of the alternative hypothesis

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I'm afraid you forgot to add a picture?

It would take approximately 26.68 years to double the cost of the car with continuous compounding at an annual inflation rate of 2.6%.

The inflation rate is the rate at which the general level of prices for goods and services is increasing over time. In other words, it measures the percentage increase in the cost of living from one period to another.

In the context of the given problem, the annual inflation rate is 2.6%. This means that, on average, the cost of goods and services is increasing by 2.6% per year. If the cost of a car is $21,000 this year, next year it will be 21,000*(1+0.026) = $21,546. The following year it will be 21,546*(1+0.026) = $22,105.96, and so on.

We can use the formula for continuous compound interest to solve this problem:

[tex]A=Pe^{rt}[/tex]

where A is the final amount, P is the initial amount, e is the mathematical constant e (approximately equal to 2.71828), r is the annual interest rate, and t is the time in years.

In this case, we want to find the time t it takes for the cost of the car to double, so we can set A = 2P and solve for t:

[tex]2P=Pe^{rt}[/tex]

Dividing both sides by P, we get:

[tex]2=e^{rt}[/tex]

Taking the natural logarithm of both sides, we get:

ln(2) = rt

Solving for t, we get:

[tex]t = \frac{ln(2)}{r}[/tex]

Substituting the given values, we get:

[tex]t = \frac{ln(2)}{0.026}[/tex]

t ≈ 26.68 years

Therefore, it would take approximately 26.68 years to double the cost of the car with continuous compounding at an annual inflation rate of 2.6%.

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Answer: 3

Step-by-step explanation:

Using pemdas we know that the parrenthesis comes first. I will do 10-1=9. Now, I need to divide it by three. 9/3=3. 3 is the answer

The number of years it would take is approximately equal to 53 years.

In Mathematics, a population that increases at a specific period of time represent an exponential growth. This ultimately implies that, a mathematical model for any population that increases by r percent per unit of time is an exponential function of this form:

P(t) = I(1 + r)^t

Where:

By substituting given parameters, we have the following:

96627 = 11211(1 + 0.0418)^t

8.61894567835 = (1.0418)^t

By taking the ln of both sides, we have:

Time, t = ln(8.61894567835)/ln(1.0418)

Time, t = 52.60 ≈ 53 years.

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Option D, 1, represents the remainder obtained from the synthetic division of (x²-4x+7) by (x-2).

Synthetic division is a shortcut method used to divide a polynomial by a binomial of the form (x-a), where a is a constant, without using long division.

According to the given information:

Synthetic division is a method used to divide a polynomial by a binomial of the form (x-a), where a is a constant. To find the correct synthetic division of (x²-4x+7) by (x-2), we write down the coefficients of the polynomial in descending order, as 1, -4, and 7. Then, we write the value of the constant a, which is 2, on the left side. We multiply a by the first coefficient, 1, and write the result underneath the next coefficient, -4. We add these two values to get -2, and write it underneath the next coefficient, 7. This gives us a quotient of 1 - 2x + 3/(x-2), and a remainder of 3. Therefore, the correct answer is option (D) 1, which represents the remainder of the synthetic division

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Answer:

a) To solve the differential equation y''-2y'-3y= e^4x, we first find the characteristic equation:

r^2 - 2r - 3 = 0

Factoring, we get:

(r - 3)(r + 1) = 0

So the roots are r = 3 and r = -1.

The general solution to the homogeneous equation y'' - 2y' - 3y = 0 is:

y_h = c1e^3x + c2e^(-x)

To find the particular solution, we use the method of undetermined coefficients. Since e^4x is a solution to the homogeneous equation, we try a particular solution of the form:

y_p = Ae^4x

Taking the first and second derivatives of y_p, we get:

y_p' = 4Ae^4x

y_p'' = 16Ae^4x

Substituting these into the original differential equation, we get:

16Ae^4x - 8Ae^4x - 3Ae^4x = e^4x

Simplifying, we get:

5Ae^4x = e^4x

So:

A = 1/5

Therefore, the particular solution is:

y_p = (1/5)*e^4x

The general solution to the non-homogeneous equation is:

y = y_h + y_p

y = c1e^3x + c2e^(-x) + (1/5)*e^4x

b) To solve the differential equation y'' + y' - 2y = 3xe^x, we first find the characteristic equation:

r^2 + r - 2 = 0

Factoring, we get:

(r + 2)(r - 1) = 0

So the roots are r = -2 and r = 1.

The general solution to the homogeneous equation y'' + y' - 2y = 0 is:

y_h = c1e^(-2x) + c2e^x

To find the particular solution, we use the method of undetermined coefficients. Since 3xe^x is a solution to the homogeneous equation, we try a particular solution of the form:

y_p = (Ax + B)e^x

Taking the first and second derivatives of y_p, we get:

y_p' = Ae^x + (Ax + B)e^x

y_p'' = 2Ae^x + (Ax + B)e^x

Substituting these into the original differential equation, we get:

2Ae^x + (Ax + B)e^x + Ae^x + (Ax + B)e^x - 2(Ax + B)e^x = 3xe^x

Simplifying, we get:

3Ae^x = 3xe^x

So:

A = 1

Therefore, the particular solution is:

y_p = (x + B)e^x

Taking the derivative of y_p, we get:

y_p' = (x + 2 + B)e^x

Substituting back into the original differential equation, we get:

(x + 2 + B)e^x + (x + B)e^x - 2(x + B)e^x = 3xe^x

Simplifying, we get:

-xe^x - Be^x = 0

So:

B = -x

Therefore, the particular solution is:

y_p = xe^x

The general solution to the non-homogeneous equation is:

y = y_h + y_p

y = c1e^(-2x) + c2e^x + xe^x

c) To solve the differential equation y" - 9y' + 20y = x^2*e^4x, we first find the characteristic equation:

r^2 - 9r + 20 = 0

Factoring, we get:

(r - 5)(r - 4) = 0

So the roots are r = 5 and r = 4.

The general solution to the homogeneous equation y" - 9y' + 20y = 0 is:

y_h = c1e^4x + c2e^5x

To find the particular solution, we use the method of undetermined coefficients. Since x^2*e^4x is a solution to the homogeneous equation, we try a particular solution of the form:

y_p = (Ax^2 + Bx + C)e^4x

Taking the first and second derivatives of y_p, we get:

y_p' = (2Ax + B)e^4x + 4Axe^4x

y_p'' = 2Ae^4x +

Therefore, it will take 173 months to pay off the loan, or approximately 14 years and 5 months.

A percentage is a way of expressing a number as a fraction of 100. The symbol for a percentage is "%". For example, 50% is the same as 50/100 or 0.5 as a decimal. Percentages are often used to express a portion or share of a whole. For instance, if you scored 90% on a test, it means you got 90 out of 100 possible points. In finance, percentages are commonly used to express interest rates, returns on investments, or changes in stock prices.

First, we need to convert the monthly interest rate from a percentage to a decimal by dividing by 100.

0.25% / 100 = 0.0025

Now we can plug in the values into the formula:

N= (-log⁡ (1-0.0025*70000/250))/ (log⁡ (1+0.0025))

Simplifying the equation in the parentheses:

N= (-log⁡ (1-175))/ (log⁡ (1.0025))

N= (-log⁡ (0.9964))/ (0.002499)

N= 172.9

Rounding up to the nearest whole number since we can't make partial payments:

N= 173

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One quadratic function that goes through the points (5, 3) and (8, 0) is:

and another quadratic function that goes through the points (5, 3) and (8, 0) is: .

A quadratic function is a polynomial function of degree two. In other words, it is a function in which the highest power of the independent variable (usually denoted as x) is two.

According to given information:

To write two different quadratic functions that go through the points (5, 3) and (8, 0), we can use the general form of a quadratic function:

To write two different quadratic functions that go through the points (5, 3) and (8, 0), we can use the general form of a quadratic function:

[tex]y = ax^2 + bx + c[/tex]

where a, b, and c are constants.

First, we can use the two points to form a system of two equations:

[tex]3 = a(5)^2 + b(5) + c0 = a(8)^2 + b(8) + c[/tex]

Simplifying each equation, we get:

25a+5b+c=3

64+8b+c=0

We can solve this system of equations using substitution or elimination to find the values of a, b, and c. However, since we only need two different quadratic functions, we can simply choose two different values of a and solve for b and c.

For example, if we choose a = 1, then we have:

25a+5b+c=3

64+8b+c=0

Simplifying each equation, we get:

5b+c=-22

8b+c= -64

Solving for b and c, we get:

b=-7

c=8

Therefore, one quadratic function that goes through the points (5, 3) and (8, 0) is:

[tex]y=x^2-7x+8[/tex]

To find another quadratic function, we can choose a different value of a, such as a = -2. Then we have:

-50-10b+c=3

-128-16b+c=0

Simplifying each equation, we get:

10b-c = 53

16b -c = -128

Solving for b and c, we get:

b =9/2

c= -31/4

Therefore, another quadratic function that goes through the points (5, 3) and (8, 0) is:

[tex]y= -2x^2+9x-31/4[/tex]

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Answer:

the 36th term is 187.

Step-by-step explanation:

To find the 36th term of a sequence, we need to know the rule that generates the sequence. Without that rule, we cannot find the 36th term.

However, if we assume that the sequence is an arithmetic sequence (meaning that there is a common difference between consecutive terms), we can use the given terms to find the common difference and then find the 36th term.

The common difference is found by subtracting the second term from the first term, or the third term from the second term.

Using the first and second terms, we get:

17 - 12 = 5

Using the second and third terms, we get:

22 - 17 = 5

Since both calculations give the same result, we can be confident that the common difference is 5.

Therefore, to find the 36th term, we can use the formula for the nth term of an arithmetic sequence:

an = a1 + (n - 1)d

where an is the nth term, a1 is the first term, n is the term number, and d is the common difference.

Using a1 = 12, d = 5, and n = 36, we get:

a36 = 12 + (36 - 1)5

a36 = 12 + 175

a36 = 187

So, if the sequence is an arithmetic sequence with a common difference of 5, then the 36th term is 187.

the dimensions of the table runner are  [tex]20[/tex] inches in length and [tex]4[/tex] inches in width.

Let's denote the width of the table runner as "w" inches. Since the length is 5 times greater than the width, the length would be 5w inches.

The area of a rectangle is calculated by multiplying its length by its width. Given that the area of the table runner is 80 square inches, we can set up the following equation:

Length × Width = Area

[tex](5w) \imes w = 80[/tex]

Simplifying further:

[tex]5w^2 = 80[/tex]

Dividing both sides by 5:

[tex]w^2 = 16[/tex]

Taking the square root of both sides:

w = ±4

Since the width cannot be negative in this context, we discard the negative value. Therefore, the width (w) of the table runner is [tex]4[/tex] inches.

Substituting this value back into the equation for length:

Length   [tex]= 5w = 5 \times 4 = 20[/tex] inches

So, the dimensions of the table runner are  [tex]20[/tex] inches in length and 4 inches in width.

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The total surface area that needs painting is approximately 487 square inches.

What is the cone total surface area?

The total surface area (TSA) of a cone is given by the formula:

TSA = πr(r + l)

The surface area of a cone can be calculated using the formula:

[tex]Surface Area = \pi r(r + \sqrt{(r^2 + h^2)} )[/tex]

where r is the radius of the base of the cone and h is the slant height of the cone.

Given:

Diameter of the cone = 12 inches

Radius (r) = Diameter / 2 = 12 / 2 = 6 inches

Slant height (h) = 19 inches

Plugging in the values into the formula, we get:

[tex]Surface Area = \pi * 6 * (6 + \sqrt{(6^2 + 19^2)} )[/tex]

Calculating the value inside the square root:

[tex]\sqrt{(6^2 + 19^2)} = \sqrt{(36 + 361) } = \sqrt{397} = 19.92[/tex] (rounded to two decimal places)

Substituting the value back into the formula:

[tex]Surface Area = \pi * 6 * (6 + 19.92) = \pi * 6 * 25.92 = 487.34[/tex] square inches (rounded to two decimal places)

Hence, the total surface area that needs painting is approximately 487 square inches.

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