On solving the provided question we can say that so by SAS triangles are congruent
What is triangle?A triangle is a polygon since it has three sides and three vertices. It is one of the basic geometric shapes. The name given to a triangle containing the vertices A, B, and C is Triangle ABC. A unique plane and triangle in Euclidean geometry are discovered when the three points are not collinear. Three sides and three corners define a triangle as a polygon. The triangle's corners are defined as the locations where the three sides converge. 180 degrees is the result of multiplying three triangle angles.
here,
BC = HI
AB = HG
angle ABC = IHG
so by SAS triangles are congruent
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if angie books one more catering job for the month, requiring 350 labor hours, how much additional overhead should she expect to incur?
Overhead Rate * Labor Hours , additional overhead should she expect to incur.
What is additional overhead ?
Overhead refers to the ongoing costs to operate a business but excludes the direct costs associated with creating a product or service. Overhead costs can be fixed, variable, or a hybrid of both.
To determine the additional overhead that Angie should expect to incur if she books one more catering job requiring 350 labor hours, The overhead rate is the amount of overhead costs per labor hour.
If we have the overhead rate, we can calculate the additional overhead as follows:
Additional Overhead = Overhead Rate * Labor Hours
Overhead Rate * Labor Hours , additional overhead should she expect to incur.
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Can you solve this please?
Answer:
Step-by-step explanation:
I dont understand the question?
1 (calculator)
Mr Houston bought a new car for £18500 in July 2010.
Its value depreciated by 15% in the first year, 18% in the
second year and 25% in the third year.
By how much had its initial price fallen by July 2013?
The percentage decrease from first to third year is; 47.725%
How to calculate percentage decrease?To find the percentage decrease, work out the difference (decrease) between the two numbers you are comparing. Thereafter, divide the decrease by the original number and then multiply the answer by 100.
Amount of car in 2010 = £18500
It depreciated by 15% in the first year. Thus;
Amount after first year = (100% - 15%) * 18500
= £15725
It depreciated by 18% in the second year. Thus;
Amount after second year = (100% - 18%) * 15725
= £12,894.5
It depreciated by 25% in the third year. Thus;
Amount after third year = (100% - 25%) * 12,894.5
= £9,670.875
Thus;
Decrease from first to third year = (18500 - 9670.875)/18500 * 100%
= 47.725%
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solve the following initial value problems for y(t) by antidifferentiation or by aseparation of variables: dy dt = y t cos( ) y; y(0) = 2
y(t) = 2e^(sin(t) + t) is the antiderivative of the function dy/dt = y cos(t) + y, and satisfies the initial condition y(0) = 2.
This is a first-order linear differential equation, which can be solved by the separation of variables. To do so, we can start by writing:
dy/dt = y cos(t) + y
We can divide both sides by y:
dy/dt / y = cos(t) + 1
Now, we can integrate both sides with respect to t, using the property that d(ln y)/dt = 1/y:
∫(dy/dt / y) dt = ∫(cos(t) + 1) dt
ln|y| = sin(t) + t + C
Where C is the constant of integration. To find its value, we can use the initial condition y(0) = 2:
ln|2| = sin(0) + 0 + C
C = ln|2|
Therefore, the solution of the initial value problem is:
y(t) = 2e^(sin(t) + t)
This is the antiderivative of the function dy/dt = y cos(t) + y and satisfies the initial condition y(0) = 2.
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determine if the given linear system is in echelon form. 2x1 3x2 3x3 = 0 − 7x3 = −7 − x2 − 9x3 = 6
Since not all of the leading coefficients are ones and not all of the rows are in descending order, the above linear equation is not in echelon form.
No, an echelon form does not exist for the given linear system. All leading coefficients must be 1 for the structure to be in echelon form, and all rows must be arranged in decreasing order. The second and third rows in this equation are not in decreasing order, and the leading coefficient in the first row is 2, not 1.
An echelon form cannot be described by the given linear system. All of the leading coefficients in the equations must be 1, and all of the rows must be arranged in descending order for the equation to be in echelon form. The leading coefficient of the first row in the preceding equation is 2, not 1, and the second and third rows are not arranged in descending order. The equation is therefore not in echelon form.
Each row should have one more leading coefficient than the row above it in echelon form, and any row with all zeroes should be at the bottom of the equation. Additionally, all leading coefficients must equal 1. The given equation is not valid since it does not match these requirements.
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Which choice shows the coordinates of C’ if the trapezoid is reflected across the y-axis? On a coordinate plane, trapezoid A B C D has points (2, 1), (3, 5), (5, 3) and (3, 1). (–5, 3) (3, –5) (5, –3) (–3, 5)
The coordinates of C’ if the trapezoid is reflected across the y-axis is
(- 5, 3).
What is Transformation?A point, line, or geometric figure can be transformed in one of four ways, each of which affects the shape and/or location of the object. Pre-Image refers to the object's initial shape, and Image, after transformation, refers to the object's ultimate shape and location.
Given:
A reflection through the axis and is given by the following transformation rule:
(x, y) -------> (-x, y)
We have the following point:
C = (5, 3)
Now, Applying the transformation rule we have:
(5, 3) -------> (-5, 3)
So, C' is given by:
C '= (- 5, 3)
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x-intercept of the line 7x–17y= – 28.
Answer:(-4,0)
Step-by-step explanation:
write a scenario for this linear function: f(x)=30x+45
write a story for this exponential function: f(x)=4(3)^x
Answer:
scenario: GCF =15
15(30x+45 15+15)
15(2x+3) answers
Seema read 511 of the book during weekday and the ret of the
book he planned to read during the weekend. What part of the book
i left for reading during the weekend?
Seema left 6/11 of the book for reading over the weekend.
To calculate the part of the book left for reading during the weekend, we need to subtract the part of the book Seema read during the weekday from the total book.
If Seema reads 5/11 of the book during the weekday, then:
11 - 5 = 6This means 6/11 of the book is left for reading during the weekend. It is important to note that the fraction of the book read during the weekday and the fraction left for reading during the weekend add up to the total book. This means that 11/11 of the book will be read by Seema in total.
This question should be written as:
Seema reads 5/11 of the book during weekday and the rest of the book she planned to reads during the weekend. What part of the book is left for reading during the weekend?Learn more about Mike has read 2/4 book here: brainly.com/question/23514329
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plsssssss help me on this, will give 50 points
Answer:
Dont see anything
Step-by-step explanation:
Pls put a picture, no picture = can't help
Answer:
What is "this"? You didn't even post a problem.
Step-by-step explanation:
An electronics company finds that 5 out of 25 capacitors produced are damaged. How many damaged items can they expect if the company produces 1,535 capacitors?
Answer:
Welcome to Brainly! I saw that this was your very first question. I will gladly assist you with your problem. (see explanation).
Step-by-step explanation:
The calculation of the estimated damaged items in the situation where 23,025 capacitors were produced is displayed below:
(5 times 23,025 capacitors) / (1,535 capacitors)
= 75
Therefore, when 23,025 capacitors are produced, 75 damaged products are expected.
Hope this helped!)
A more detailed version of Theorem I says that, if the function f (x, y) is continuous near the point (a, b), then at least one solution of the differential equation y' = f(x, y) exist on some open interval I containing the point x = a and moreover, that if in addition the partial derivative partial differential f/partial differential y is continuous near (a, b), then this solution is unique on some (perhaps smaller) interval J. In Problems 11 through 20, determine whether existence of at least one solution of the given initial value problem is thereby guaranteed and, if so, whether uniqueness of that solution is guaranteed. dy/dx = 2x^2y^2: y(1) = -1 dy/dx = x ln y: y(1) = 1 dy/dx = cubicroot y: y(0) = 1 dy/dx = cubicroot y: y(0) = 0 dy/dx = Squareroot x- y: y(1) = 2 dy/dx = Squareroot x - y: y(2) = 2 dy/dx = Squareroot x - y: y(2) = 1 y dy/dx = x - 1: y(0) = 1 y dy/dx = x - 1: y(1) = 0 dy/dx = ln(1 + y^2): y(0) = 0 dy/dx = x^2 - y^2: y(0) = 1
Existence and uniqueness of solutions are guaranteed for all of the given initial value problems.
1. dy/dx = 2x^2y^2: y(1) = -1
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (1, -1), the function f(x, y) = 2x^2y^2 is continuous and the partial derivative ∂f/∂y is also continuous.
2. dy/dx = x ln y: y(1) = 1
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (1, 1), the function f(x, y) = x ln y is continuous and the partial derivative ∂f/∂y is also continuous.
3. dy/dx = cubicroot y: y(0) = 1
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (0, 1), the function f(x, y) = cubicroot y is continuous and the partial derivative ∂f/∂y is also continuous.
4. dy/dx = cubicroot y: y(0) = 0
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (0, 0), the function f(x, y) = cubicroot y is continuous and the partial derivative ∂f/∂y is also continuous.
5. dy/dx = Squareroot x- y: y(1) = 2
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (1, 2), the function f(x, y) = Squareroot x - y is continuous and the partial derivative ∂f/∂y is also continuous.
6. dy/dx = Squareroot x - y: y(2) = 2
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (2, 2), the function f(x, y) = Squarroot x - y is continuous and the partial derivative ∂f/∂y is also continuous.
7. dy/dx = Squareroot x - y: y(2) = 1
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (2, 1), the function f(x, y) = Squareroot x - y is continuous and the partial derivative ∂f/∂y is also continuous.
8. y dy/dx = x - 1: y(0) = 1
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (0, 1), the function f(x, y) = x - 1 is continuous and the partial derivative ∂f/∂y is also continuous.
9. y dy/dx = x - 1: y(1) = 0
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (1, 0), the function f(x, y) = x - 1 is continuous and the partial derivative ∂f/∂y is also continuous.
10. dy/dx = ln(1 + y^2): y(0) = 0
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (0, 0), the function f(x, y) = ln(1 + y^2) is continuous and the partial derivative ∂f/∂y is also continuous.
11. dy/dx = x^2 - y^2: y(0) = 1
Existence and uniqueness of a solution is guaranteed by Theorem I. At the point (x, y) = (0, 1), the function f(x, y) = x^2 - y^2 is continuous and the partial derivative ∂f/∂y is also continuous.
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The set of integers in set Builder form
Answer:
The symbol W denotes the whole number. The symbol Z denotes integers. The symbol N denotes all natural numbers or all positive integers. The symbol R denotes real numbers or any numbers that are not imaginary
i think you mean this , i hope is help
If you have a 4500 square foot club what would the general lighting VA requirement be for the building service calculation
9,000 VA
6,000 VA
8,000 VA
7,000 VA
the general lighting VA requirement be for the building service calculation will be 13500VA.
What is general lighting?General lighting, also known as ambient lighting, provides an area with overall, non-specific illumination. Radiating a comfortable level of brightness, General lighting enables one to use and see a space according to its function.
given, you have a 4500 square foot club.
Since, in the National Electrical Code considers a residence a listed occupancy at 3 VA per square foot; therefore, the general lighting load is determined by multiplying the square footage.
Thus,
General lighting required = 4500*3 VA
General lighting required = 13500VA
therefore, the general lighting VA requirement be for the building service calculation will be 13500VA.
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Pls help me with showing work i’ll give brainliest
Answer:
50/11
Step-by-step explanation:
because 50/11=4.54
[tex]\sqrt[3]{100} =4.64[/tex]
so 4.54<4.64
Answer:
hyy can you my friend,,,,
if the world population is 7.0 billion in 2012, and the growth rate is constant at 1.4%, calculate the population in 2030.
The world population in 2030 will be of 9.0062 billion.
The exponential formula for population growth is given below:
P(t) = P (0)e^rt
Here, P(t) is the population in t years from now P (0) is the population in the current year and r(decimal) is the growth rate, e=2.7 is the Eular number.
If the world population is 7.0 billion in 2012.
2012 is the initial year, P (0) =7
P(t) will be measured in billions of people.
The growth rate is constant at 1 .4%.
So that, r = 0.014
Now, the population in 2030 will be :
2030-2012=18 years after 2012, so this is P(18).
P(t)= 7e^rt
P(18) = 7e^0.0014*18
= 9.0062
So, the world population in 2030 will be of 9.0062 billion.
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The world population will be 9.0062 billion in 2030.
The population growth exponential formula is as follows:
P(0)ert = P(t)
P(t) denotes the population in t years. P (0) is the current year's population, r(decimal) is the growth rate, and e=2.7 is the Euler number.
If the world population in 2012 is 7.0 billion.
The first year is 2012, and P (0) = 7.
The magnitude of P(t) will be measured in billions of people.
The rate of growth remains constant at 1.4%.
As a result, r = 0.014.
Now, in 2030, the population will be:
2030-2012 = 18 years after 2012, so P (18).
P(t)= 7e^rt
P(18) = 7e^0.0014*18
= 9.0062
As a result, the world population in 2030 will be 9.0062 billion people.
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how many different ways can you arrange these 10 people in a circle? (two arrangements are considered the same, if one arrangement could be rotated to get the other arrangement.)
You can arrange 10 people in a circle in 362880 different ways if two arrangements are considered the same
What is a combination?In mathematics, a combination or combinations are all the possible groupings that can be made of a given number of elements, without repeating them and regardless of the order in which they are found.
Information about the problem:
As the table is round, the first person can take any seat, then the seat on the right can be taken by 1 of 9 people, then the next seat by 1 of 8 and so on until the 10th person has no choice of seats.
This is expressed by:
9*8*7*6*5*4*3*2
9!
362,880
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which of the following statements shows a relationship that is correlated but not causal, a, b, c, or d? the amount of rainfall received and level of water in the lake. the number of lights left on each day and the amount of the electric bill. the increase of warm, sunny days and the number of ice cream vendors visible. the number of hours worked and how much money is made.
a. The amount of rainfall received and level of water in the lake have casual and correlation relation.
b. The number of lights left on each day and the amount of the electric bill have casual and correlation relation.
c. The increase of warm, sunny days and the number of ice cream vendors visible have not casual but correlation relationship.
d. The number of hours worked and how much money is made, have casual and correlation relation.
We have to shows a relationship that is correlated but not causal, a, b, c, or d.
a. The amount of rainfall received and level of water in the lake.
There have two events:
Event 1: The amount of rainfall
Event 2: The level of water
The both event are related to each other because when the rainfall heavily then the level of water increase
So the relation in the statement is casual and correlation.
b. The number of lights left on each day and the amount of the electric bill.
Event 1: The number of lights left on each day
Event 2: The amount of the electric bill
The both event are related because when the light left then the bill of electricity increases.
So the relation in the statement is casual and correlation.
c. The increase of warm, sunny days and the number of ice cream vendors visible.
Event 1: The increase of warm, sunny days.
Event 2: The number of ice cream vendors visible.
The both events are related to each other because it is possible that in one place have many vendors in other hand some place have no vendors.
So this statement is not casual but there have correlation between them.
d. The number of hours worked and how much money is made.
Event 1: The number of hours worked.
Event 2: How much money is made.
Both event are related to each other because if a person worked extra hours he/she will be paid according to this.
So the relation in the statement is casual and correlation.
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Given the recursive formula shown, what are the first 4 terms of the sequence?
The first 4 terms of the sequence by the given recursive formula is found as: 6 , 13, 20, 27.
Explain about the recursive formula?A straightforward illustration of either a recursive function is the factorial, which multiplies a number by itself while lowering it slowly. Recursive functions can refer to a wide variety of self-referential looping functions, such as those whereby n = n + 1 assuming an operational range.For the stated question:
f(n) :
f(1) = 6
f(n) = f(n - 1) + 7, if n > 1.
Thus,
First term, n = 1: f(1) = 6
Second term, n = 2:
f(2) = f(2 - 1) + 7
f(2) = f(1) + 7
f(2) = 6 + 7
f(2) = 13
Third term: n = 3.
f(3) = f(3 - 1) + 7
f(3) = f(2) + 7
f(3) = 13 + 7
f(3) = 20
Fourth term: n = 4.
f(4) = f(4 - 1) + 7
f(4) = f(3) + 7
f(4) = 20 + 7
f(4) = 27
Thus, the first 4 terms of the sequence by the given recursive formula is found as: 6 , 13, 20, 27.
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How much of a 60% solution is needed to make 50ml of a 15% solution ? A 750 ml B 15 ml C 75 ml D 12.5 ml
12.5ml of a 60% solution is required to create 50ml of a 15% amount solution. You can compute this using a proportion.
50% x 15% = 7.5 ml, and 7.5 ml x 60% = 12.5 ml
12.5ml of a 60% solution is required to create 50ml of a 15% solution. You can compute this using a proportion. To begin with, we must ascertain how much of the 15% solution is required to make 50ml. To accomplish this, multiply 50 ml by 15%, which yields the answer of 7.5 ml. This means that to make 50ml, 7.5ml of the 15% solution is required. The next step is to calculate how much of the 60% solution is needed to create 7.5ml. To do this, divide 7.5 ml by 60%, which yields the result 12.5 ml. This indicates that in order to create 50ml of the 60% solution, 12.5ml of the 60% solution
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Find (a) the slope of the curve at the given point P, and (b) an equation of the tangent line at P. y=-5-2x2 P(5, -55) (a) The slope of the curve at P is (Simplify your answer.) (b) The equation for the tangent line at P is (Type an equation.)
The slope of the curve at P is -60, and The equation for the tangent line at P is 60x + y = 245.
a) To find the slope of the curve, the derivative of a function f(x) at the given point is a slope of the curve
Slope of the given curve y = -5 - 2x² at the point P(5, -55) is the derivative f'(x) at P(5, -55)
m = f'(x) = dy/dx
= 0 - 2(2x)
Since the derivative of a constant is zero and the derivative of x² is 2x
f'(x) at P(5, -55) is 0 - 6(2 × 5)
= 0 + (- 6 × 10) = -60
b) To find an equation of the tangent line at P(5, -55) for the curve y = -5 - 2x²
The equation of tangent line in for the function f(x) at P (x1, y1) is (y - y1) = m (x - x1)
x1 = 5 and y1 = -55, f(x) = -5 - 2x² and slope of tangent m = -60
The equation of the tangent line is (y + 55) = - 60(x - 5)
⇒ y + 55 = -60x + 300
⇒ 60x + y = 300 - 55
The equation of tangent is 60x + y = 245.
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During the basketball game on Thursday, Robert and Adian scored 37 points. Adian
scored 5 less than twice the amount Robert had. How many points did Adian score
on Thursday?
If you could also show the steps that would be great no required though.
Step-by-step explanation:
So here we need to make two equations, as follows:
[tex]r + a = 37 \\ a = 2r - 5[/tex]
R being Robert and A being Aiden
Since we have A alone in the second equation, we can plug that into the first equation
R + (2R - 5) = 37
Let's add 5 to each side
R + 2R = 42
3R = 42
And lastly we will divide by 3 to get R alone
R = 14
Now that we know Robert scored 14 points, we can plug that into the first equation.
R + A = 37
14 + A = 37
Subtracting 14 from both sides
A = 23
Use a ratio box to solve this problem. a. The 1/12 scale model of the rocket stood 48 inches high. What was the height of the actual rocket?
The actual height of the rocket is 576 inches.
What is cross multiply?Cross multiply is to multiply the numerator of each side of a proportion by the denominator of the other side.
A ratio box is a visual tool that can be used to solve proportion problems. To use a ratio box to solve this problem, we can set up the following ratio:
1/12 : 48 inches : : x : actual height
where x is the unknown value that we want to find.
To solve for x, we can cross-multiply and simplify the equation:
1/12 * actual height = 48 inches
actual height = 48 inches * 12/1
actual height = 576 inches
So the actual height of the rocket is 576 inches.
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Alicia invests £2130 into an account that pays 0.5%. Alicia invests £2130 into an account that pays
Alicia will have £2,238.93 in her account after 10 years if she invests £2130 in a 0.5% account.
What is percent?A % is a relative figure that represents the hundredth part of any amount. One percent (symbolized 1%) is one hundredth part; consequently, 100 percent denotes the complete amount and 200 percent defines twice the supplied amount. percentage. Mathematics percentile is a related topic. A percentage is a fraction of a whole represented as a number between 0 and 100. Nothing is zero percent, everything is 100 percent, half of everything is fifty percent, and nothing is zero percent. To calculate a percentage, divide the share of the total by the total and multiply by 100.
Here,
principal=£2,130.00
rate=0.5%
time=10 years
Compound interest earned=£108.93
Total amount=£2,238.93
Alicia will have £2,238.93 in the account after 10 years when she invests £2130 into an account that pays 0.5%.
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Complete question:
Alicia invests £2815 into an account that pays 1% compound interest per year. Work out how much Alicia will have in the account after 10 years.
Ue the given condition to write an equation for the line in point-lope form and in lope-intercept form. Slope = 1/2, paing through the origin
The equation of the line in point-slope form and in slope-intercept form are both y = 1/2x.
There are three common forms of the equation of a line:1. Point-Slope Form: y - y1 = m(x - x1), where m is the slope of the line and (x1, y1) is a point on the line.
2. Slope-Intercept Form: y = mx + b, where m is the slope of the line and b is the y-intercept.
3. Standard Form: Ax + By = C, where A and B are coefficients that define the slope and y-intercept of the line.
If a line has a slope of 1/2 and passing through the origin, then:
m = 1/2
(x1, y1) = (0,0)
Plug in the values in the point-slope form and in slope-intercept form.
point-slope form
y - y1 = m(x - x1)
y - 0 = 1/2(x - 0)
y = 1/2x
slope-intercept form
y = mx + b
y = 1/2x + b
Substitute the values of x and y and solve for the y-intercept, b.
0 = 1/2(0) + b
b = 0
y = 1/2x + 0
y = 1/2x
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Assume the equation has a solution for y.
q⋅(a+y)=67y+93
The solution for the given equation is y=(93-qa)/(q-67).
What is an equation?In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.
The given equation is q⋅(a+y)=67y+93
Here, qa+qy=67y+93
qy-67y=93-qa
y(q-67)=93-qa
y=(93-qa)/(q-67)
Therefore, the solution for the given equation is y=(93-qa)/(q-67).
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based on a normal distribution with a mean of 500 and a standard deviation of 150, the z-value for an observation of 200 is closest to:
The z-score for an observation of 200 is approximately -2.000.
Z-Value for Observation 200Here are the steps to calculate the z-score for an observation of 200 based on a normal distribution with a mean of 500 and a standard deviation of 150:
Subtract the mean (μ) from the observation (x):x - μ = 200 - 500 = -300
Divide the result from step 1 by the standard deviation (σ):-300 / 150 = -2
Round to the nearest thousandth to get the final z-score:-2 ≈ -2.000
So, the z-score for an observation of 200 is approximately -2.000.
A z-score is a measure of how many standard deviations a given value is from the mean of a dataset. It is calculated by subtracting the mean of the dataset from a given value and dividing the result by the standard deviation of the dataset.
In the case of a normal distribution with a mean of 500 and a standard deviation of 150, a z-score of -2 would indicate that an observation of 200 is 2 standard deviations below the mean. This information can be used to determine the proportion of data within the dataset that is above or below a certain value, or to make comparisons between different datasets.
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A graph is defined by the equation y²(2 - x) = x³. find the x- or y-value of each point where the slope of the original equation is undefined.
The value of x and y for which the graph has undefined slope is y = 0 or x = 2
Given y²(2 - x) = x³
We are asked to determine the point on the curve which has an undefined slope.
Undefined slope means dy/dx = ∞
Now, y²(2 - x) = x³
Differentiating both sides
2y dy/dx (2-x) - y² = 3x²
dy/dx = (3x² + y²)/2y(2-x)
So, (3x² + y²)/2y(2-x) = ∞
For this 2y(2-x) = 0
We can see that the possible cases y = 0 or x = 2
Hence for y = 0 or x = 2, the slope of the graph is undefined.
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la quema de gasolina en un automóvil libera aproximadamente 3x104 kcal/gal. si un automóvil promedia 38 km/gal cuando se conduce a 95 km/h, lo que req
The approximate energy requirement for the car when driven at 95 km/h is 789.47 kcal/km.
We have,
If a car averages 38 km/gal when driven at 95 km/h, we can calculate the fuel consumption in gallons per kilometer (gal/km).
Fuel consumption (gal/km) = 1 / (average fuel efficiency in km/gal)
Fuel consumption (gal/km) = 1 / 38
Now, to determine the energy requirement in kcal per kilometer (kcal/km), we multiply the fuel consumption by the energy released per gallon of gasoline:
Energy requirement (kcal/km) = Fuel consumption (gal/km) * Energy released per gallon (kcal/gal)
Energy requirement (kcal/km) = (1 / 38) * (3 x 10^4 kcal/gal)
Now,
Fuel consumption (gal/km) = 1 / 38
Energy requirement (kcal/km) = (1 / 38) * (3 x 10^4 kcal/gal)
Energy requirement (kcal/km) = (1 / 38) * (3 x 10^4 kcal/gal)
≈ 789.47 kcal/km
Therefore,
The approximate energy requirement for the car when driven at 95 km/h is 789.47 kcal/km.
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The complete question:
"Burning gasoline in a car releases approximately 3 x 10^4 kcal/gal. If a car averages 38 km/gal when driven at 95 km/h, what is the energy requirement in kcal per kilometer (kcal/km) for the car?"
use order of operations to evaluate the numerical expression 4²+(10×2)
Answer:
36Step-by-step explanation:
[tex] {4}^{2} + (10 \times 2) \\ 16 + (10 \times 2) \\ 16 + 20 \: \: \: \: \: \: \: \: \: \: \: \\ 36 \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: [/tex]
[tex]4^2+(10\times2)[/tex]
[tex]4^2+20[/tex]
[tex]16+20[/tex]
[tex]=\boxed{36}[/tex]