Answer:
n,n
I think
Step-by-step explanation:
Answer:
n,n
Step-by-step explanation:
The volume of a cube that is 1cm will be?3cm1cm1000cm^31cm
We have a cube that has a side length of a = 1 cm.
We can calculate the volume of the cube as:
\(V=a^3=(1\operatorname{cm})^3=1^3\operatorname{cm}=1\operatorname{cm}^3\)Answer: the volume of a cube with side length of 1 cm is 1 cm³.
Ariana solved the equation as shown. Explain her error and correct the solution.
9x² - 144= 0
9x² = 144
x² = 16
√ x² = √ 16
x=+8
given f(x) and g(x) = f(x) + k, use the graph to determine the value of k.
PLEASE HELP
Answer:
k=5
Step-by-step explanation:
The graph of g(x) is raised by 5 units so k is 5
Beth has 380 pages left to read in her literature book. She has decided to read 40 pages every three days. What is the slope of the line that represents this function?
A. 3/40
B. -40/3
C. 380
D. 40
Option B is correct, 40/3 is the slope of the line that represents the function.
What is Slope of Line?The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.
The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.
The slope of line passing through two points (x₁, y₁) and (x₂, y₂) is
m=y₂-y₁/x₂-x₁
Beth has 380 pages left to read in her literature book.
She has decided to read 40 pages every three days
y be the total number of pages that Beth has left to read, and let x be the number of days that have passed.
Beth is reading 40 pages every 3 days, so her rate can be expressed as 40/3 pages per day.
Since slope is defined as change in y (pages) over change in x (days), the slope of the line is 40/3.
Hence, Option B is correct, 40/3 is the slope of the line that represents the function.
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a*b= 1
b*c=4
c*d=9
d*e= 16
e*a=25
Step-by-step explanation:
To solve the given equations, let's assign variables to each equation and solve them step by step.
Let's assume:
a = x
b = y
c = z
d = w
e = v
From the given equations:
a * b = 1 -> x * y = 1 (Equation 1)
b * c = 4 -> y * z = 4 (Equation 2)
c * d = 9 -> z * w = 9 (Equation 3)
d * e = 16 -> w * v = 16 (Equation 4)
e * a = 25 -> v * x = 25 (Equation 5)
Now, let's solve the equations using substitution:
From Equation 1 (x * y = 1), we can rewrite it as y = 1/x.
Substituting y in Equation 2, we get (1/x) * z = 4, which gives us z = 4x.
Substituting z in Equation 3, we have (4x) * w = 9, which gives us w = 9/(4x).
Substituting w in Equation 4, we get (9/(4x)) * v = 16, which simplifies to v = (16 * 4x)/9.
Finally, substituting v in Equation 5, we have [(16 * 4x)/9] * x = 25.
Simplifying the equation, we get:
(64x^2)/9 = 25.
To solve for x, we can cross multiply and solve the quadratic equation:
64x^2 = 225.
Dividing both sides by 64, we get:
x^2 = 225/64.
Taking the square root of both sides, we have:
x = ±(√(225/64)).
So, x = ±(15/8).
Now, substituting the values of x in the respective equations, we can find the values of y, z, w, and v.
For x = 15/8:
y = 1/(15/8) = 8/15
z = 4 * (15/8) = 30/4 = 15/2
w = 9/(4 * (15/8)) = 9/(30/8) = 9 * (8/30) = 12/5
v = (16 * 4 * (15/8))/9 = (60/2)/9 = 60/18 = 10/3
For x = -15/8:
y = 1/(-15/8) = -8/15
z = 4 * (-15/8) = -30/4 = -15/2
w = 9/(4 * (-15/8)) = 9/(-30/8) = -9 * (8/30) = -12/5
v = (16 * 4 * (-15/8))/9 = (-60/2)/9 = -60/18 = -10/3
Therefore, the possible solutions for the variables are:
x = 15/8, y = 8/15, z = 15/2, w = 12/5, v = 10/3
or
x = -15/8, y = -8/15, z = -15/2, w = -12/5, v = -10/3.
Note: The solution includes both positive and negative values for the variables.
Your friend really wants to buy the newest, coolest cell phone which will cost him $310. He gets a job detailing cars and SUVs and plans to save all the money he earns. If he gets paid $60 to detail a car and $85 to detail an SUV, which of the following linear inequality can be used to determine how many of each he must detail in order to earn at least $310?
1. 60c + 85x < 310
2. 60c + 85s ≥ 310
3. 60c + 85x ≤ 310
4. 60c + 85s > 310
PLEASE HELP QUICK. I WILL GIVE BRAINLIEST TO THE CORRECT ANSWER!
Answer:
2. 60c + 85s ≥ 310
Step-by-step explanation:
he needs to earn atleast $310, so it should be equals to or greater than the amount required.
Suppose that an ounce of gold costs 15 U.S. dollar and 14.3028 Italian lira. An ounce of silver costs 0.7302 Italian lira and 0.1605 Swiss francs. How much Swiss franc can a U.S. dollar buy?
a. 0.23
b. 0.30
c. 0.11
d. 0.21
A U.S. dollar can buy approximately 0.21 Swiss francs (rounded to two decimal places). Thus, the answer is option d) 0.21.
To determine how much Swiss francs a U.S. dollar can buy, we need to use the given exchange rates between different currencies.
Given:
1 ounce of gold costs 15 U.S. dollars and 14.3028 Italian lira.
1 ounce of silver costs 0.7302 Italian lira and 0.1605 Swiss francs.
Let's calculate the exchange rate between the U.S. dollar and the Swiss franc using the given information:
1 ounce of silver = 0.7302 Italian lira
1 ounce of silver = 0.1605 Swiss francs
To find the exchange rate between the Italian lira and the Swiss franc, we can divide the price of 1 ounce of silver in Swiss francs by the price of 1 ounce of silver in Italian lira:
Exchange rate: 0.1605 Swiss francs / 0.7302 Italian lira
Simplifying this, we get:
Exchange rate: 0.2199 Swiss francs / 1 Italian lira
Now, let's find the exchange rate between the U.S. dollar and the Italian lira:
1 ounce of gold = 15 U.S. dollars
1 ounce of gold = 14.3028 Italian lira
To find the exchange rate between the U.S. dollar and the Italian lira, we can divide the price of 1 ounce of gold in Italian lira by the price of 1 ounce of gold in U.S. dollars:
Exchange rate: 14.3028 Italian lira / 15 U.S. dollars
Simplifying this, we get:
Exchange rate: 0.9535 Italian lira / 1 U.S. dollar
Finally, to find how much Swiss francs a U.S. dollar can buy, we multiply the exchange rate between the U.S. dollar and the Italian lira by the exchange rate between the Italian lira and the Swiss franc:
Exchange rate: 0.9535 Italian lira / 1 U.S. dollar * 0.2199 Swiss francs / 1 Italian lira
Simplifying this, we get:
Exchange rate: 0.2099 Swiss francs / 1 U.S. dollar
Therefore, a U.S. dollar can buy approximately 0.21 Swiss francs (rounded to two decimal places). Thus, the answer is option d) 0.21.
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Suppose
T₄(x ) = 6 − 4(x − 5) + 3(x − 5)² − 5(x − 5)³ + 2(x − 5)⁴
is the degree 4 Taylor polynomial centered at x = 5 for some function f.
(Choose the best choice for each question/task below.)
a) What is the value of f (5)?
1. f (5) = 7 2. f (5) = -7 3. f (5) = -6 4. f (5) = 6 5. f (5) = 8
b) What is the value of f ⁽³⁾(5)?
1. f ⁽³⁾(5) = -5/3 2. f ⁽³⁾(5) = -30 3. f ⁽³⁾(5) = 30 4. f ⁽³⁾(5) = -5 5. f ⁽³⁾(5) = 5/3
c) Use T₄ to estimate the value of f (5.1).
1. f (5.1) ≈ 5.8252 2. f (5.1) ≈ 5.5252 3. f (5.1) ≈ 5.8252 4. f (5.1) ≈ 5.5252 5. f (5.1) ≈ 5.6252 d) Use T₄ to estimate the value of f ′(4.9).
1. f ′(4.9) ≈ -5.158 2. f ′(4.9) ≈ -5.058 3. f ′(4.9) ≈ -4.758 4. f ′(4.9) ≈ -4.958 5. f ′(4.9) ≈ -4.858
a)The value of f f(5) is 6
b) The third derivative of the Taylor polynomial is -5
c) The value of f(5.1) using the Taylor polynomial is T₄(5.1) ≈ 5.8252
d) The value of f'(4.9) using the Taylor polynomial T₄ is f'(4.9) ≈ -5.158
a) To find the value of f(5), we need to look at the constant term in the Taylor polynomial T₄(x). We see that the constant term is 6, so f(5) = 6.
b) The third derivative of T₄(x) is -30(x-5), which means that the third derivative evaluated at x = 5 is -30(0) = 0. This means that the correct choice is 3. f ⁽³⁾(5) = 30.
c) To estimate f(5.1) using T₄(x), we plug in x = 5.1 into the expression for T₄(x) and simplify. The calculation is as follows:
T₄(5.1) = 6 − 4(0.1) + 3(0.1)² − 5(0.1)³ + 2(0.1)⁴
= 6 - 0.4 + 0.03 - 0.0005 + 0.00008
= 5.6252 (rounded to four decimal places)
Therefore, the correct choice is 5. f(5.1) ≈ 5.6252.
d) To estimate f'(4.9) using T₄(x), we need to differentiate T₄(x) and evaluate the derivative at x = 4.9. The derivative of T₄(x) is as follows:
T'₄(x) = -4 + 6(x-5) - 15(x-5)² + 8(x-5)³
To evaluate T'₄(4.9), we substitute x = 4.9 into the expression for T'₄(x) and simplify:
T'₄(4.9) = -4 + 6(4.9 - 5) - 15(4.9 - 5)² + 8(4.9 - 5)³
= -4 - 0.6 + 0.25 - 0.008
= -5.158
Therefore, the correct choice is 1. f'(4.9) ≈ -5.158.
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Answer:
b
Step-by-step explanation:
our class has around 95 students. what is the probability that there are at least two people with the same birthday? you can assume that all the configurations are equally likely and you may assume no one in the class was born on february 29th.
The probability that there are at least two people with the same birthday in a class of 95 students is about 0.9156 or 91.56%. This is a high probability due to the large number of students in the class.
To calculate the probability of at least two people having the same birthday in a class of 95 students, we can use the formula:
P(at least 2 people have the same birthday) = 1 - P(all 95 students have different birthdays)
The probability that the first student has a unique birthday is 1 (since there are no other students to share a birthday with yet). The probability that the second student has a unique birthday is 364/365 (since there is now one day taken up by the first student's birthday). The probability that the third student has a unique birthday is 363/365, and so on. We can multiply all of these probabilities together to get the probability that all 95 students have different birthdays:
P(all 95 students have different birthdays) = 1 x 364/365 x 363/365 x ... x 272/365
Using a calculator, we can find that this probability is approximately 0.0844.
Therefore, the probability that at least two people have the same birthday is:
P(at least 2 people have the same birthday) = 1 - 0.0844
P(at least 2 people have the same birthday) ≈ 0.9156
So the probability that there are at least two people with the same birthday in a class of 95 students is about 0.9156 or 91.56%. This is a high probability due to the large number of students in the class.
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PLEASE HELPPP
Solve for x:
(3x−2)(x+7)=0
A) x=−23x=7
B) x=−23x=−7
C)x=23x=7
D)x=23x=−7
Write a polynomial that represents the area of the shaded region.
Answer:
10x-22
Step-by-step explanation:
((x+2)(x-1))-((x-4)(x-5))
(x^2-x-2)-(x^2-9x+20)
x^2 + x - 2
+ (-x^2+9x-20)
_______________
10x-22
the total amount of fiber (in grams) in a package containing x apples and y oranges is given by the equation 5x 10y
The equation given, 5x + 10y, does not represent the total amount of fiber in a package containing x apples and y oranges.
To calculate the total amount of fiber in a package containing x apples and y oranges, you would need to know the amount of fiber in each apple and orange and the number of apples and oranges in the package.
For example, if each apple contains 3 grams of fiber and each orange contains 2 grams of fiber, and there are x apples and y oranges in the package, the total amount of fiber in the package would be:
Total fiber = (3 grams of fiber per apple)(x apples) + (2 grams of fiber per orange)(y oranges)
Total fiber = 3x + 2y grams
what is number?
A number is a mathematical concept used to represent quantity or magnitude. Numbers can be used to count objects, measure distances or sizes, perform calculations, and describe various other mathematical concepts. The most basic types of numbers are the natural numbers, which include all positive integers (1, 2, 3, ...), and sometimes zero (0) as well. Other types of numbers include fractions, decimals, negative numbers, complex numbers, irrational numbers, and more. Numbers are a fundamental concept in mathematics and are used extensively in many fields, including science, engineering, economics, and finance.
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What is the degree for this
Answer:
4
Step-by-step explanation:
find a formula for an for the arithmetic sequence:a1=-1,a5=7
Answer:
\(a_{n}\) = 2n - 3
Step-by-step explanation:
the nth term of an arithmetic sequence is
\(a_{n}\) = a₁ + d(n - 1)
where a₁ is the first term and d the common difference
given a₁ = - 1 and a₅ = 7 , then
a₁ + 4d = 7 , that is
- 1 + 4d = 7 ( add 1 to both sides )
4d = 8 ( divide both sides by 4 )
d = 2
then
\(a_{n}\) = - 1 + 2(n - 1) = - 1 + 2n - 2 = 2n - 3
\(a_{n}\) = 2n - 3
PROBLEM SOLVING You are flying in a hot air balloon about 1.2 miles above the ground. Find the measure of the arc that
represents the part of Earth you can see. Round your answer to the nearest tenth. (The radius of Earth is about 4000 miles)
4001.2 mi
Z
W
Y
4000 mi
Not drawn to scale
The arc measures about __
The arc degree representing the portion of Soil you'll see from the hot air balloon is around 0.0 degrees.
How to Solve the Arc Degree?To discover the degree of the arc that represents the portion of Earth you'll be able to see from the hot air balloon, you'll be able utilize the concept of trigonometry.
To begin with, we got to discover the point shaped at the center of the Soil by drawing lines from the center of the Soil to the two endpoints of the circular segment. This point will be the central point of the bend.
The tallness of the hot discuss swell over the ground shapes a right triangle with the span of the Soil as the hypotenuse and the vertical separate from the center of the Soil to the beat of the hot discuss swell as the inverse side. The radius of the Soil is around 4000 miles, and the stature of the swell is 1.2 miles.
Utilizing trigonometry, able to calculate the point θ (in radians) utilizing the equation:
θ = arcsin(opposite / hypotenuse)
θ = arcsin(1.2 / 4000)
θ ≈ 0.000286478 radians
To discover the degree of the circular segment in degrees, we will change over the point from radians to degrees:
Arc measure (in degrees) = θ * (180 / π)
Arc measure ≈ 0.000286478 * (180 / π)
Arc measure ≈ 0.0164 degrees
Adjusted to the closest tenth, the arc degree representing the portion of Soil you'll see from the hot air balloon is around 0.0 degrees.
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HELP MEE
Use the provided ruler to find the scale and the scale factor of the drawing
Iris
Cornea
Pupil
24 mm
Vitreous
humor
Lens
The scale is
cm :
mm.
The scale factor is
Answer:
45
Step-by-step explanation:
I took the test and got right
the switchboard in a minneapolis law office gets an average of 5.5 incoming phone calls during the noon hour on mondays. experience shows that the existing staff can handle up to six calls in an hour. let x
On Mondays at noon, the switchboard in a Minneapolis legal firm receives an average of 5.5 incoming calls. Consequently, X's standard deviation is 2.35 calls.
The current personnel can handle up to six calls in an hour, according to experience.
A Poisson distribution with an average number of calls of 5.5 on Mondays around lunchtime can be used to model the scenario that is being given.
Thus, the following equation represents the standard deviation for the number of calls received, X:
2.35 calls make up the standard deviation of X.
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Which number line represents the solution set for the inequality 3(8 – 4x) < 6(x – 5)?
A number line from negative 5 to 5 in increments of 1. An open circle is at 3 and a bold line starts at 3 and is pointing to the left.
A number line from negative 5 to 5 in increments of 1. An open circle is at 3 and a bold line starts at 3 and is pointing to the right.
A number line from negative 5 to 5 in increments of 1. An open circle is at negative 3 and a bold line starts at negative 3 and is pointing to the left.
A number line from negative 5 to 5 in increments of 1. An open circle is at negative 3 and a bold line starts at negative 3 and is pointing to the right.
A number line from negative 5 to 5 in increments of 1. An open circle is at 3 and a bold line starts at 3 and is pointing to the right. So the correct answer is option B.
What is inequality?inequality the relationship between two expressions that are not equal, employing a sign such as ≠ “not equal to,” > “greater than,” or < “less than.”.
We can start by dividing the inequality by 3 to get ...
8 -4x < 2(x -5)
And we can divide by 2 to simplify further to ...
4 -2x < x -5
Now, we can add 2x+5, which gives ...
9 < 3x
and then divide by 3 again:
3 < x
Therefore number line from negative 5 to 5 in increments of 1. An open circle is at 3 and a bold line starts at 3 and is pointing to the right. So the correct answer is option B.
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Translate the given statement into a linear equation in the form ax + by = c
using the indicated variable names.
Do not try to solve the resulting equation.
There are nine times as many soccer fans (x) as football fans (y).
After translating the statement "There are nine times as many soccer fans (x) as football fans (y)" into linear equation ax+by=c form , we get x-9y=0 as the equation.
The statement "There are nine times as many soccer fans as football fans" can be translated into a mathematical equation as follows:
Let x represent the number of soccer fans and y represent the number of football fans. The statement "There are nine times as many soccer fans as football fans" means that for every one football fan, there are nine soccer fans. This can be written as:
x = 9y
x-9y = 0
This equation states that the number of soccer fans is equal to 9 times the number of football fans. In other words, for every one football fan, there are nine soccer fans.
Note that this equation does not specify a specific value for either x or y. It only relates the two variables to each other in a linear manner. To find a specific value, you would need to know the value of one of the variables and use the equation to find the value of the other.
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Please help RIGHT NOW PLEASE HELP NOW
1. it describes what the cost would be for two medium lattes and one small latte all together.
2. it would be the first one which is 2x + y = 7.15
Step-by-step explanation:
1. What is 25% written as a decimal?
2. What is .08 written as a percent?
(will give brainlist if u asnwer both! :) )
Answer:
25% is 0.25
0.08 is 8%
Step-by-step explanation:
Percent is how much per 100, so 25% means 25/100.
0.08 means 8/100, which is 0.08 which is 8%
Answer:1. 0.25
2. 8%
A percent is a decimal multiplied by 100 and vice versa
what's the power. ......
Answer:
Rate of DOING WORK is called power
What is the answer for X+2y=1
Answer:
to solve for x: x=2y-1
to solve for y: y=-x/2+1/2
To graph:
Suppose if you have a lot of training data from an arbitrary distribution, would you expect the lda classifier to give similar boundaries to the bayes classifier?
No, the LDA classifier and the Bayes classifier would not necessarily give similar boundaries when trained on a large amount of training data from an arbitrary distribution.
The LDA (Linear Discriminant Analysis) classifier assumes that the input features are normally distributed and that the class covariances are equal. It finds linear boundaries that maximize the separation between classes based on these assumptions. On the other hand, the Bayes classifier makes decisions based on the class conditional probabilities and prior probabilities of the classes. It can handle arbitrary distributions and does not make assumptions about the class covariances. Therefore, even with a large amount of training data, if the distribution of the data does not conform to the assumptions of LDA (e.g., non-normal distributions or unequal class covariances), the LDA classifier may not give similar boundaries to the Bayes classifier.
The LDA and Bayes classifiers may not give similar boundaries when trained on data from an arbitrary distribution, as the LDA classifier relies on specific assumptions about the data distribution that may not hold true in practice.
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Find the absolute maximum and minimum values of the following function on the given region R f(x,y) = 3x2 - 6x + 7y? +6; R = {x,y):(x - 1)2 +ys1} Determine the absolute maximum value off on R. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Simplify your answer.) . A. The absolute maximum value off on Ris OB. There is no absolute maximum value. Determine the absolute minimum value off on R. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Simplify your answer.) O A The absolute minimum value of fon Ris OB. There is no absolute minimum value.
The absolute maximum value of f on R does not exist, while the absolute minimum value of f on R is 6.
To find the absolute maximum and minimum values of f on R, we need to consider the critical points in the interior of R and the points on the boundary of R.
First, we find the critical points by taking the partial derivatives of f with respect to x and y, and setting them equal to 0:
fx = 6x - 6 = 0, fy = 7 = 0
Solving these equations gives us the critical point (1, 0).
Next, we find the values of f at the corners of R:
f(0, 1) = 10, f(0, -1) = 22, f(2, 1) = 6, f(2, -1) = 18
Finally, we check the values of f on the boundary of R by parametrizing the boundary curve as (t, 1-t^2) for 0 ≤ t ≤ 2. Evaluating f at these points gives us a minimum value of 6 at t = 2.
Since there is no maximum value of f on R, we conclude that the absolute maximum value does not exist. The absolute minimum value of f on R is 6.
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7. How much bleach would you use to prepare 1000 mL of a 1:32 solution?
1 : 32 = X : 1000
To prepare a 1000 mL of a 1:32 ratio bleach solution, you would need to mix 31.25 mL of bleach with 968.75 mL of water.
To calculate the amount of bleach needed to make a 1000 mL solution, we can set up the following proportion:
1 part bleach / 32 parts water = X mL bleach / 1000 mL total solution
Cross-multiplying, we get:
32X = 1000
Solving for X, we get:
X = 1000 / 32 = 31.25 mL of bleach
Therefore, to prepare a 1000 mL 1:32 bleach solution, you would need to mix 31.25 mL of bleach with 968.75 mL of water.
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What is the solution to this equation? -5(5-30) = -10 O A. S-4 O B. S = 8 O C. S = 28 0 D. S = 32
Hey there!
-5(5 - 30) = -10
-5(5) - 5(-30) = -10
-25 + 150 = -10
125 = -10
125 ≠ -10
Therefore, your answer should be:
125 ≠ -10
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)
the frequency polygon and the histogram are two different ways to represent the same data set. True or false?
False. The frequency polygon and the histogram are two different ways to represent data, and they have distinct characteristics.
A frequency polygon is a line graph that displays the distribution of a quantitative variable. It shows the frequency of each value or class interval on the horizontal axis and the corresponding frequencies on the vertical axis. The points on the graph are connected to form a line, which gives a visual representation of the data distribution.
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A 90° rotation around the origin followed by a reflection across the line x = 3 maps △JKL, with coordinates J(–2, 2), K(–2, 6), and L(–8, 2), to △PQR. Find the area of △PQR.
Answer: A 90° rotation around the origin maps point (x, y) to (-y, x). So, the image of point J after a 90° rotation is J' = (-2, 2) -> (-2, -2).
A reflection across the line x = 3 maps point (x, y) to (2x - 3, y). So, the image of point J' after a reflection across x = 3 is J'' = (-2, -2) -> (4, -2).
Similarly, we can find the images of K and L:
K' = (-2, 6) -> (-6, -2)
K'' = (-6, -2) -> (-2, -2)
L' = (-8, 2) -> (2, -8)
L'' = (2, -8) -> (8, -2)
Therefore, the image of triangle JKL after the 90° rotation and reflection is triangle PQR, with vertices P = J'', Q = K'', and R = L''.
The area of triangle PQR can be found using the Shoelace Formula:
P = [(4 -2) + (-2 -2) + (8 -2) * (-2 - (-8))]/2 = [6 + 4 * 6]/2 = 30/2 = 15 square units.
So, the area of triangle PQR is 15 square units.
Step-by-step explanation:
m*3 + 2m*3
m cubed plus 2m cubed