Eliminate the parameter.
x=cost, y=tant
Please give step-by-step. ​

Answers

Answer 1

We have eliminated the parameter from the given parametric equations:

x = cost,

y = tant,

To eliminate the parameter from the given parametric equations:

x = cost,

y = tant,

We can use the trigonometric identity:

tant = sint/cost.

Substitute the value of tant in terms of x and y using the trigonometric identity:

y = sint/x.

Rearrange the equation to solve for sint:

sint = y × x.

Substitute the value of sint back into the trigonometric identity to find the expression for cost:

[tex]cost = x / \sqrt{(1 + (y \times x)^2).}[/tex]

Therefore, by following these steps, we have eliminated the parameter from the given parametric equations:

x = cost,

y = tant,

and obtained the equations:

[tex]cost = x / \sqrt{(1 + (y \times x)^2),} \\sint = y \times x.[/tex]

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Related Questions



What is the allusion:
"I don't know if this store carries shoes in your size, Sasquatch," my dad joked when we went shopping for another new pair of shoes, my second pair in two
months.
Shoes
Dad
Sasquatch
Two Months

Answers

The allusion in this statement is "Sasquatch," referencing a legendary creature known for its large size and used humorously to imply the person's abnormally large shoe size.

The allusion in the given statement is "Sasquatch." Sasquatch, also known as Bigfoot, is a legendary creature often depicted as a large, hairy, and elusive humanoid. In this context, the reference to Sasquatch is used metaphorically to humorously imply that the person's shoe size is abnormally large.

The mention of Sasquatch adds a playful and exaggerated tone to the conversation about shopping for shoes. It serves as a lighthearted way for the dad to comment on the frequency of buying new shoes, suggesting that the person's feet grow rapidly or that they have a high shoe consumption rate.

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Can someone answer this question?

Answers

The domain and range of the given piecewise function are (-∞, ∞) and [-10, ∞) respectively.

Given a function shown in the graph.

We have to find the domain and the range of the function.

Domain is the set of all x values for which the  function is defined.

Range is the set of all the y values for the x values in the domain.

Here the function is quadratic.

The function is defined for all the real numbers.

Domain is thus (-∞, ∞).

y values ranges down from ∞ to -10 and then again goes up to ∞.

So range = [-10, ∞)

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543546, 30011, 3004, 12007, 7008, what's the next sequence

Answers

Answer:

To determine the next number in the sequence, let's analyze the differences between consecutive terms:

30011 - 543546 = -513535

3004 - 30011 = -27007

12007 - 3004 = 9003

7008 - 12007 = -5001

The differences alternate between negative and positive values. Based on this pattern, we can assume that the next difference will be negative.

To find the next term, we subtract the next difference from the last term:

7008 - (-5001) = 7008 + 5001 = 12009

Therefore, the next number in the sequence is 12009.

a=12 cm, b=8cm, c=17cm. Find the value of angle B, rounding to the nearest tenth of a degree

Answers

Answer:

Step-by-step explanation: your answer is b i had this quetion before

Jane is driving on the highway. She begins the trip with 14 gallons of gas in her car. The car uses up one gallon of gas every 30 miles.
Let G represent the number of gallons of gas she has left in her tank, and let D represent the total distance (in miles) she has traveled. Write an equation
relating G to D, and then graph your equation using the axes below.
Equation:
Explanation
Check
X
5
14
10-
120
140


Please look at the photo. Please answer the equation correctly and give me the dots locations for the graph. Should be two dots.

Answers

G = 14 - D/30 is the equation that is relating G to D

How to solve the equation

Given the information, we can create an equation that describes the amount of gas G Jane has in her car after she has traveled a distance D.

Since Jane's car uses one gallon of gas every 30 miles, for every mile she travels, she uses 1/30 of a gallon.

So, after traveling D miles, Jane has used D/30 gallons of gas.

Because she started with 14 gallons, we can subtract the amount used from the initial amount to find the remaining amount of gas G:

G = 14 - D/30

So, G represents the gallons of gas remaining in Jane's car after she has traveled D miles. This equation assumes that Jane doesn't refill her gas tank during her trip.

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I need help please!

Answers

a) The binomial probability distribution is solved

b) The mean is 3 and standard deviation is 1.2247

c) The mean is 3 and standard deviation is 1.2247

Given data ,

a)

To construct a binomial probability distribution, we can use the binomial probability formula:

P ( x ) = [ n! / ( n - x )! x! ] pˣqⁿ⁻ˣ

n = 5

p = 0.5

For x = 0:

P(X = 0) = (6C0) * (0.5^0) * ((1 - 0.5)^(6 - 0)) = 1 * 1 * 0.015625 = 0.015625

For x = 1:

P(X = 1) = (6C1) * (0.5)¹ * ((1 - 0.5)⁽⁶⁻¹⁾) = 6 * 0.015625 = 0.09375

For x = 2:

P(X = 2) = (6C2) * (0.5^2) * ((1 - 0.5)^(6 - 2)) = 15 * 0.015625 = 0.234375

For x = 3:

P(X = 3) = (6C3) * (0.5^3) * ((1 - 0.5)^(6 - 3)) = 20 * 0.015625 = 0.3125

For x = 4:

P(X = 4) = (6C4) * (0.5^4) * ((1 - 0.5)^(6 - 4)) = 15 * 0.015625 = 0.234375

For x = 5:

P(X = 5) = (6C5) * (0.5^5) * ((1 - 0.5)^(6 - 5)) = 6 * 0.015625 = 0.09375

For x = 6:

P(X = 6) = (6C6) * (0.5^6) * ((1 - 0.5)^(6 - 6)) = 1 * 0.015625 = 0.015625

Thus, the binomial probability distribution for the given table is as follows:

x: { 0, 1, 2, 3, 4, 5, 6 }

y: { 0.015625, 0.09375, 0.234375, 0.3125, 0.234375, 0.09375, 0.015625 }

b)

The mean is μ = Σ [ x P ( x ) ]

μ = (0 * 0.015625) + (1 * 0.09375) + (2 * 0.234375) + (3 * 0.3125) + (4 * 0.234375) + (5 * 0.09375) + (6 * 0.015625)

μ = 0 + 0.09375 + 0.46875 + 0.9375 + 0.9375 + 0.46875 + 0.09375

μ = 3

The standard deviation σ = √Σ (x²P(x) - μ ²)

Σ(x^2 * P(x)) = (0^2 * 0.015625) + (1^2 * 0.09375) + (2^2 * 0.234375) + (3^2 * 0.3125) + (4^2 * 0.234375) + (5^2 * 0.09375) + (6^2 * 0.015625)

= 0 + 0.09375 + 0.9375 + 2.8125 + 3.75 + 2.34375 + 0.65625

= 10.59375

Now, we can calculate the standard deviation:

σ = √(Σ(x^2 * P(x)) - μ^2)

σ = √(10.59375 - 3^2)

σ = √(10.59375 - 9)

σ = √(1.59375)

σ ≈ 1.261

Therefore, the standard deviation (σ) is approximately 1.261.

c)

To find the mean (μ) and standard deviation (σ) of a binomial probability distribution, we can use the following formulas:

Mean (μ) = n * p

Standard Deviation (σ) = sqrt(n * p * (1 - p))

Given the values n = 6 and p = 0.5, we can calculate the mean and standard deviation as follows:

Mean (μ) = 6 * 0.5 = 3

Standard Deviation (σ) = sqrt(6 * 0.5 * (1 - 0.5)) = sqrt(1.5) ≈ 1.2247

Hence , the mean of the binomial probability distribution is 3 and the standard deviation is 1.2247.

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What is the multiplier for a 1% exponential growth

Answers

The answer for the multiplier of 1% exponential growth is 1.01

What is the volume of a right circular cylinder with a radius of 3 in. and a height of 10 in?

Question 1 options:

30π in³


60π in³


90π in³

2. Question 2 options:
What is the volume of a right circular cylinder with a base diameter of 17.5 ft and a height of 24.5 ft?

Enter your answer in the box. Use 3.14 for pi and round only your final answer to the nearest hundredth.

3. Question 3 options:
To the nearest whole cubic centimeter, what is the volume of the prism?
cubic centimeters

4. Question 4 options:
What is the volume of a right circular cylinder with a base diameter of 20 cm and a height of 5 cm?

Enter your answer in the box. Express your answer using " π

5. A campsite provides a locking, rectangular box with the dimensions shown to secure food from bears. What is the volume?

(PUT NUMBER ONLY)

Answers

The volumes of the shapes are:

V = 90π in³, V = 1875.78π ft³, V = 240 cm³, V =500π cm³, V = 30 cm³.

Here, we have,

1.) Volume of cylinder

V= π×r²×h

Where

π=3.14

r=3

h=10in

V=3.14×3²×10

V = 90π in³

2.) Volume of cylinder

V=  π×r²×h

Where

π=3.14

r=17.5/2 ft

h=24.5 ft

V = 1875.78π ft³

3.) Volume of prism

V = l×w×h

so, we get,

l = 6cm, w = 8cm, h = 5cm

V = 240 cm³

4.)Volume of cylinder

V= π×r²×h

Where

π=3.14

r=20/2 cm

h=5 cm

V =500π cm³

5.) Volume of rectangular box

V = l×w×h

so, we get,

l = 2cm, w = 5cm, h = 3cm

V = 30 cm³

Hence, The solutions are: the volumes of the shapes are:

V = 90π in³, V = 1875.78π ft³, V = 240 cm³, V =500π cm³, V = 30 cm³.

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Drag the dot to graph
-4 -3 -2
4
3-
2
1
-2
-3
-4-
39
1
2
3
C
2
3
32
4
X

Answers

Step-by-step explanation:

try this option (see the attached picture); the required point is marked with red colour.

Ricky can finish 1/5 of his homework in 1 hour, Jane can finish 3/7 of her homework in t four 30 minutes and Ann can finish 3/4 of her homework in 3 hours 30 minutes. All of them start their homework at 1200 hours and can go to play as soon as they all finish their homework. When can they start to play, if they take a break at 1530 hours for 30 minutes?

Answers

They all will play together when Ricky completes the work at 5:30 PM.

How to determine the value

From the information given, we have;

Time which Ricky takes to complete the work

= 5 hrs = 5 x 60 = 300 mins

Ricky 's time allocation will be - 210 mins + 30 mins break + 90 mins post 4 = 5:30 he finishes the work.

Time which Jane  takes to complete the work = 90 × (7/3) = 210 mins

Jane 's time allocation will be - 210 mins  = 3:30 she finishes the work.

Time which Ramya takes to complete the work = 210 × (4/3) = 280 mins

Ricky's time allocation will be - 210 mins + 30 mins break + 70 mins post 4 = 5:10 she finishes the work.

Rajesh - 5:30 PM

Jane - 3:30 PM

Ann - 5:10 PM

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A Christmas tree is supported by wire that is 5 m longer than the height of the tree. The wire is anchored at a point who’s distance from the base of the tree is 35 m shorter than the height of the tree. What is the height of the tree

Answers

Let's represent the height of the tree as "h". According to the problem, the wire supporting the tree is 5 m longer than the height of the tree, so the length of the wire is "h + 5". The wire is anchored at a point whose distance from the base of the tree is 35 m shorter than the height of the tree, so this distance is "h - 35".

We can now use the Pythagorean theorem to find the height of the tree. The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the lengths of the other two sides.

In this case, we have a right triangle formed by the tree, the ground and the wire. The height of the tree is one side of this triangle, and its length is "h". The distance from the base of the tree to where the wire is anchored is another side of this triangle, and its length is "h - 35". The wire itself is the hypotenuse of this triangle, and its length is "h + 5".

Applying the Pythagorean theorem, we have:

(h + 5)² = h² + (h - 35)²

Expanding and simplifying this equation:

h² + 10h + 25 = h² + h² - 70h + 1225

2h² - 80h + 1200 = 0

Dividing by 2:

h² - 40h + 600 = 0

We can solve this quadratic equation using factoring or by applying the quadratic formula. Factoring gives us:

(h - 30)(h - 20) = 0

So, h = 30 or h = 20.

Since both solutions are positive, either one could be a valid answer for this problem. However, if we have additional information or constraints that would allow us to choose one solution over the other, we could determine which one is correct. Without such information, we can only say that there are two possible answers: either h = 30 or h = 20.

C 1 Adam is arranging flowers. Three of the 12 total flowers are tulips. Which shows the ratio of tulips to flowers that are NOT tulips?
1:4
3:1
1:3
4:1​

Answers

Answer:

1:3

Step-by-step explanation:

3 if the 12 are tulips

9 of the 12 aren't tulips

3:9 = 1:3

PLS ANSWER FAST
y = 2x

6x - 2y = 8

Answers

The solution to the system of equations is x = 4 and y = 8. The lines represented by the equations y = 2x and 6x - 2y = 8 Intersect at the point (4, 8).

To analyze the given equations:

Equation 1: y = 2x

Equation 2: 6x - 2y = 8

We can begin by examining Equation 1, which is in slope-intercept form (y = mx + b). In this equation, the coefficient of x is 2, representing the slope of the line. Therefore, the line described by Equation 1 has a slope of 2.

Now, let's move on to Equation 2. It can be rewritten by rearranging the terms:

6x - 2y = 8

-2y = -6x + 8

Dividing by -2 on both sides:

y = 3x - 4

By comparing Equation 2 with the slope-intercept form (y = mx + b), we can see that its slope is 3.

Comparing the slopes of the two equations, we observe that they are not equal. Since the slopes are different, the lines represented by the equations y = 2x and y = 3x - 4 are not parallel.

To determine if they intersect, we can equate the right-hand sides of the two equations:

2x = 3x - 4

By rearranging terms, we get:

x = 4

Substituting x = 4 back into Equation 1:

y = 2(4)

y = 8

Therefore, the solution to the system of equations is x = 4 and y = 8. The lines represented by the equations y = 2x and 6x - 2y = 8 intersect at the point (4, 8).

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Carrie was 4ft 11in tall last year. She grew 6 in the past year. How tall is she now?

Answers

Answer:

5 feet 5 inches tall

Step-by-step explanation:

hoPE this help


Felix needs to find x and y in the following system:
Equation A: 7y - 4x = 5
Equation B: 3y + 4x = 25
If he wants to use the elimination method to eliminate one of the variables, which is the most efficient way for him to do so?

A. Add Equation A and Equation B

B. Subtract Equation B from Equation A

C. Multiply Equation A by 5.

D. Divide Equation B by -1.

Answers

Answer:

A. Add Equation A and Equation B.

Step-by-step explanation:

When you add Equation A and Equation B, you'd get (when combining like terms)

(7y + 3y) + (-4x + 4x) = (5 + 25), which becomes 10y = 30

This show us that adding the equations allows us to cancel (eliminate) the x variable.  Then we'd solve for y and later we'd solve for x by plugging in the value for y into either equation A or equation B.

There are 4, 6, and 7 points on three lines. How many quadrilaterals with vertices at these points are possible?

Answers

The total number of possible quadrilaterals is 2,380 - 12 - 168 = 2,200.

To count the number of possible quadrilaterals with vertices at these points, we need to consider the different combinations of points that form the quadrilaterals.

To do this, we can use the formula for the number of combinations of k items from a set of n items, which is n choose k, denoted as nCk.

First, we need to choose 4 points from the total of 4+6+7=17 points. This is equivalent to calculating 17C4 = (17x16x15x14)/(4x3x2x1) = 2,380.

However, not all combinations of 4 points will form a quadrilateral. Some combinations may form a line or a triangle instead. We need to subtract the number of combinations that form a line or a triangle.

For a line, there are 3 choices of lines to choose from and 4 points on each line, so there are 3x4 = 12 combinations that form a line.

For a triangle, there are also 3 choices of lines to choose from, and we need to choose 1 point from each line.

This is equivalent to 4C1 x 6C1 x 7C1 = 4x6x7 = 168 combinations.

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can someone help with this

Answers

The value of arc CD in the intersecting chords is determined as 57⁰.

What is the value of arc CD?

The value of arc CD is calculated by applying intersecting chord theorem, which states that the angle at tangent is half of the arc angle of the two intersecting chords.

arc BCD = arc CD +  arc CB

arc BCD = 2 x 84⁰

arc BCD = 168⁰

168 = CD + CB

arc BAD = BA + AD

angle DCB = 180 - 84 ( opposite angles of a cyclic quadrilateral are supplementary)

angle DCB = 96⁰

arc BAD = 2 x 96 = 192⁰

192 = BA + AD

192 = 127 + AD

AD = 65⁰

The value of arc CD is calculated as follows;

Arc ADC = AD + CD

arc ADC = 2 x 61 = 122

122 = AD + CD

122 = 65 + CD

CD = 57⁰

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Susan Marciano invested part of her $32,000
bonus in a fund that paid a 9% profit and invested the rest in stock that suffered a 3% loss. Find the amount of each investment if her overall net profit was $1,680.

The amount invested at 9%?

The amount invested in stock?

Answers

Answer:

$22,000 was invested at 9%.

$10,000 was invested in stock.

Step-by-step explanation:

Set up the equations:

x + y = $32,000 (equation 1)

0.09x - 0.03y = $1,680 (equation 2)

Solve equation 1 for x:

x = $32,000 - y

Substitute the expression for x in equation 2:

0.09($32,000 - y) - 0.03y = $1,680

Simplify equation 2:

$2,880 - 0.09y - 0.03y = $1,680

Combine like terms:

-0.12y = $1,680 - $2,880

Simplify further:

-0.12y = -$1,200

Divide by -0.12 to solve for y:

y = $10,000

Substitute the value of y back into equation 1 to solve for x:

x + $10,000 = $32,000

Simplify equation 1:

x = $22,000

The solution is:

$22,000 was invested at 9% profit.

$10,000 was invested in stock.

simplify: 3-10+9•7
(a)-70
(b)14
(c) -130
(d)56​

Answers

Answer: The answer is (d) 56

Step-by-step explanation:

Currently it is estimated that 3 out of every 1000 Californians are infected with
coronavirus. The so-called rapid "antigen" test for coronavirus has a very low false
positive.rate of just 0.05, but has a high false negative rate of 0.2.
What is the probability that an antigen test comes back positive?

Answers

The probability that an antigen test comes back positive is approximately 0.05225, or about 5.225%.

We have,

To find the probability that an antigen test comes back positive, we need to consider both the true positive rate (probability of a positive test given that the person is infected) and the false positive rate.

Now,

Prevalence of coronavirus in California: 3 out of 1000

False positive rate of the antigen test: 0.05 (5 out of 100)

Let's calculate the probability of a positive test result.

The true positive rate can be calculated as 1 minus the false negative rate (probability of a negative test given that the person is infected):

True positive rate = 1 - 0.2 = 0.8 (or 80 out of 100)

The probability of a positive test result can be calculated using Bayes' theorem:

P(Positive test) = P(Positive test | Infected) x P(Infected) + P(Positive test | Not Infected) x P(Not Infected)

P(Positive test) = (0.8 x 3/1000) + (0.05 x 997/1000)

P(Positive test) = 0.0024 + 0.04985

P(Positive test) = 0.05225

Therefore,

The probability that an antigen test comes back positive is approximately 0.05225, or about 5.225%.

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a rocket is launched from a tower. the height of the rocket, y in feet, is related to the time after launch, x in seconds, by the given equation. Using this equation, find the maximum height reached by the rocket, to the nearest tenth of a foot.

y=-16x^2+254x+79

: )​

Answers

Answer:

1018.4 feet

Step-by-step explanation:

The maximum height reached by the rocket can be found by using the formula for the vertex of a parabola.

The vertex of the parabola y = ax^2 + bx + c is given by (-b/2a, c - b^2/4a).

In this case, the equation is y = -16x^2 + 254x + 79.

The maximum height is reached at x = -b/2a = -254/(2*-16) = 7.9375 seconds.

Plugging this value into the equation gives y = -16(7.9375)^2 + 254(7.9375) + 79 = 1018.4 feet.

Therefore, the maximum height reached by the rocket is 1018.4 feet to the nearest tenth of a foot.

Hope this helps!

I don’t understand at all it’s very complicated

Answers

The volume of the cylinder is 769.3 cubic feet and Volume of rectangular pyramid is 432 cubic meter

The cylinder has a height of 5 ft and radius of 7 ft

We have to find the volume of the cylinder

Volume of cylinder =πr²h

Plug in the value of r and h in the formula

Volume of cylinder =3.14×7²×5

=3.14×49×5

=769.3 cubic feet

Volume of rectangular pyramid is 1/3(length ×width×height)

Volume =1/3(12×12×9)

=1296/3

=432 cubic meter

Hence, the volume of the cylinder is 769.3 cubic feet and Volume of rectangular pyramid is 432 cubic meter

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Calculate the surface area:
4ft
7ft
11 ft

Answers

Answer:

Surface area = 298 ft^2

Step-by-step explanation:

One of the formula we can use for surface area of a rectangular box is given by:

SA = 2lw + 2lh + 2wh, where

SA is the surface area in square units,l is the length,w is the width (also known as breadth), and h is the height.

In the figure, the height is 7 ft, the length is 11 ft, and the width is 4ft.  Thus, we plug in 7 for h, 11 for l, and 4 for w in the surface area formula to find the surface area of the rectangular box:

SA = 2(11 * 4) + 2(11 * 7) + 2(4 * 7)

SA = 2(44) + 2(77) + 2(28)

SA = 88 + 154 + 56

SA = 242 + 56

SA = 298

Thus, the surface area of the rectangular box is 298 square ft or 298 ft^2

HELP PLEASE

In
0
15. Consider the figure below with DE TIC and 21 e 22. Select the currect
reason for the missing part of the proof in order to prove that Ali AC.
Statements
1.DRBC
2,41 14
22 23
3,21m 42
4.23
A
5. AD AC
B.
C.
D.
Reasons
L. Given
2.7
3. Given
4. Congruence of angles is transitive.
5. If 2 angles of a triangle are
congruent, then the sides opposite
those sides are congruent.
Supplementary angles are congruent.
Corresponding angles are congruent.
Alternate Interior angles are congruent.
Vertical angles are congruent.

Answers

The correct reason for the missing part of the proof in order to prove is,

Corresponding angles are congruent.

We have to given that;

Consider the figure below with DE || BC and ∠1 ≅ ∠2.

Now, We know that;

The pairs of angles formed on the same side of the transversal that are either both obtuse or both acute and are called corresponding angles and are equal in size.

Hence, We get;

The correct reason for the missing part of the proof in order to prove is,

Corresponding angles are congruent.

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There are 4, 6, and 7 points on three lines. How many triangles with vertices at these points are possible?

Answers

Number of triangles = (Number of points on the first line) × (Number of points on the second line) × (Number of points on the third line)
Number of triangles = 4 × 6 × 7
Number of triangles = 168

Therefore, there are 168 possible triangles with vertices at these points.

Which transformation would take Figure A to Figure B?
n
W
N
M
9
n
4
"
E.
7492
es
M
s

Answers

The solution is: : transformation maps the pre-image to the image is Rotation.

Here, we have,

A transformation of a triangle can be either dilation or reflection or rotation or a translation.

Dilation happens when a symmetric figure is formed with scale factor other than 1.  But here both triangles have same side length.  Hence no dilation

Reflection happens when it is reflected over a line as we see in a mirror. But here the two triangles are not looking as images on  a line.  Hence no reflection

Rotation is keeping the same shape but rotating through a certain angle.  Here DEF is rotated without disturbing its shape or size through a certain angle. Hence rotation is right

Translation is not right because there is no vertical or horizontal shift to get new triangle.

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complete question:

A transformation of ΔDEF results in ΔD'E'F'.

Which transformation maps the pre-image to the image?

The transformation is a dilation.

The transformation is a reflection.

The transformation is a rotation.

The transformation is a translation.

Let n be a positive integer greater than 1. Find all values of n such that the equation x^n + y^n = (x + y)^n has infinitely many positive integer solutions (x, y) with x ≠ y.​

Answers

Answer: The equation x^n + y^n = (x + y)^n represents Fermat's Last Theorem for the case when the exponents are equal. According to Fermat's Last Theorem, there are no positive integer solutions (x, y, z) for the equation x^n + y^n = z^n, where n is a positive integer greater than 2.

However, in this case, we are looking for solutions where x ≠ y, so the equation x^n + y^n = (x + y)^n may have infinitely many positive integer solutions for certain values of n.

To find the values of n for which the equation has infinitely many positive integer solutions (x, y) with x ≠ y, we need to consider the equation x^n + y^n = (x + y)^n and see if there are any such values.

Let's analyze the equation for different values of n:

When n = 2:

In this case, the equation becomes x^2 + y^2 = (x + y)^2, which simplifies to x^2 + y^2 = x^2 + 2xy + y^2.

Canceling out the common terms, we get 2xy = 0. This implies xy = 0, which means either x = 0 or y = 0.

Since we are looking for positive integer solutions where x ≠ y, there are no such solutions when n = 2.

When n = 3:

The equation x^3 + y^3 = (x + y)^3 simplifies to x^3 + y^3 = x^3 + 3x^2y + 3xy^2 + y^3.

Canceling out the common terms, we get 3x^2y + 3xy^2 = 0. Dividing both sides by 3, we have xy(x + y) = 0.

This equation is satisfied when x = 0, y = 0, or x = -y.

Since we are looking for positive integer solutions where x ≠ y, the only valid solution is x = -y.

Therefore, when n = 3, the equation has infinitely many positive integer solutions (x, y) with x ≠ y.

When n > 3:

According to Fermat's Last Theorem, there are no positive integer solutions (x, y, z) for the equation x^n + y^n = z^n, where n is a positive integer greater than 2.

Since we are considering the equation x^n + y^n = (x + y)^n, it falls under the case where n > 3.

Therefore, there are no values of n greater than 3 for which the equation has infinitely many positive integer solutions (x, y) with x ≠ y.

In summary, the equation x^n + y^n = (x + y)^n has infinitely many positive integer solutions (x, y) with x ≠ y when n = 3. For all other values of n greater than 1, there are no such solutions.

Find the value of x.

Answers

The value of x is 17

How to determine the value

To determine the value, we need to know that;

Complementary angles are defined as pair of angles that adds up to 90 degreesSupplementary angles are defined as pair of angles that adds up to 180 degreesAlternating angles are equalCorresponding angles are equal

Then, from the information given, we have that;

2x and 3x + 5 are complementary

Then, we have that;

2x + 3x + 5 = 90

collect the like terms, we have;

5x = 85

Divide by the coefficient of x, we get;

x = 17

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In a hospital maternity ward there are only five babies. Baby 1 is heavier, with red hair. Baby 2 is male and thin, with the same colour hair as Baby 3, who is blonde and wears a bonnet. Baby 4 is one of the three female babies and Baby 5 wears sunglasses and is heavier.
All babies wear bonnets and at least one of the females wears sunglasses.

A thin, red-haired baby wearing a bonnet is the oldest of the group. Who can it be?
A: Baby 1 B: Baby 2 C: Baby 3 D: Baby 4 E: Baby 5

Answers

A thin, red-haired baby wearing a bonnet is the oldest of the group can be Baby 4

We are given that hospital maternity ward there are only five babies.

Baby 1 = heavier, with red hair.

Baby 2 = male and thin, with the same colour hair as Baby 3

Baby 3 = blonde and wears a bonnet.

Baby 4 = one of the three female babies

Baby 5 = wears sunglasses and is heavier.

Here All babies wear bonnets and at least one of the females wears sunglasses.

Because the baby we are finding is thin and red-haired so takes out Baby 1 because he is heavier.

This takes out Baby 2 because he has blonde hair.

Learn more about the unitary method, please visit the link given below;

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If you increase______and _____then you will increase the objects amount of potential energy. a. mass, speed b. mass, velocity c. mass, height d. mass, acceleration​

Answers

The correct answer is c. mass, height.

If you increase the mass of an object and raise it to a higher height, you will increase its amount of potential energy. Potential energy is directly proportional to both mass and height.

The potential energy of an object in a gravitational field is given by the equation:

Potential Energy = mass * gravitational acceleration * height

By increasing the mass (m) and the height (h), the potential energy (PE) of the object increases:

PE ∝ m * h

Therefore, increasing the mass and height of an object will increase its potential energy.

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