After solving, the value of f^(-1)(g(7)) is 6.
In the given question, we have to find the f^(-1)(g(7)).
The given table of functions f and g is:
x f(x) y g(x)
-3 1 -2 -5
0 4 1 -4
1 5 5 2
6 -6 7 -6
To find the value of f^(-1)(g(7)) we put the value of g(7) from the table. As we can see in the table that at the value of g(x) at point 7 is -6.
Then we find the value of from the table of f(x).
f^(-1)(g(7)) = f^(-1)(-6)
The value of f^(-1)(-6) from the table f(x) is
f^(-1)(g(7)) = 6
Hence, the value of f^(-1)(g(7)) is 6.
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A music club has $187 to buy ice cream for a party. Each carton of ice cream costs $4. If the club buys as many cartons as possible, how much money will the club have left?
Answer:
They would have $3 dollars left over.
Step-by-step explanation:
If you divide 187 by 4, you get 46.75. But if you look again, you can see that the remainder is 3 and it can confirm that it is the left over money that the club has now after buying as many ice cream cartons as possible.
The sum of the measures of the interior angles of a polygon is 2340°. Classify thepolygon by the number of sides.
Solution
For this case the sum of the interior angles of any polygon is given by:
(n-2)*180 = 2340
n-2= 2340/180
n-2 = 13
n= 13+2=15
And then the polygon would be: fifteen-sided polygon
The sum of two numbers is 90.
The larger number is 14 more than 3 times the smaller number.
Find the numbers.
20 and 71
B) 70 and 19
70 and 20
D
71 and 19
Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table.
Drive-thru Restaurant
A
B
C
D
Order Accurate
313
279
234
133
Order Not Accurate
36
55
37
17
If two orders are selected, find the probability that they are both accurate. Complete parts (a) and (b) below.
Question content area bottom
Part 1
a. Assume that the selections are made with replacement. Are the events independent?
The probability is enter your response here. The events
▼
are
are not
independent.
(Do not round until the final answer. Round to four decimal places as needed.)
Answer:
The events are not disjoint because it is possible to receive an accurate order from Restaurant A.
Step-by-step explanation:
The probability of getting an order from Restaurant A or an order that is accurate is 0.907.
Add up all numbers in the table. 1121.
Add up all numbers in the order accurate data set plus the A order, not accurate data set. 1017
Take 1121/1017=0.907
The events are not disjoint because it is possible to receive an accurate order from Restaurant A.
Let (-3,-2) be a point on the terminal side of theta. Find the csc(theta)
The csc(theta) = 1/sin(theta) = 1/(-2/√13) = -√13/2. So, the cosecant of theta is -√13/2.
To find the cosecant (csc) of theta when a point (-3, -2) lies on its terminal side, we need to determine the hypotenuse (r) of the right triangle formed by this point.
Using the Pythagorean theorem, r^2 = (-3)^2 + (-2)^2. So, r^2 = 9 + 4 = 13, and r = √13.
The csc(theta) is the reciprocal of sin(theta). Sin(theta) is calculated as the ratio of the opposite side (y-coordinate) to the hypotenuse, or sin(theta) = -2/√13.
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La señora Alcántara realiza una compra en el supermercado fortuna, ella solo tiene 12,400 pesos ,compra varios artículos y su compra es equivalente a 13,600 pesos. ¿Cuánto tiene que pagar si le realizan un descuento de un 15%? ¿Cuántos le quedaron de lo que tenía en efectivo?
Answer:
She spent = 11560 pesos
Amount left = 840 pesos
Step-by-step explanation:
Mrs. Alcántara makes a purchase at the fortuna supermarket, she only has 12,400 pesos, she buys several items and her purchase is equivalent to 13,600 pesos. How much do you have to pay if they give you a 15% discount? How many was left of what he had in cash?
Amount she has = 12400pesos
Item purchased = 13600 pesos
discount = 15 %
So, the total discount on the item purchased is
= 15 % of 13600
= 0.15 x 13600
= 2040 pesos
So, the amount spent = 13600 - 2040 = 11560 pesos
Amount she left = 12400 - 11560 = 840 pesos
Round 34, 588 to the nearest thousand.
Answer: 35,000
Step-by-step explanation:
I just want to tell you, that ya'll all beautiful even if you think your not.BE free and live your life by yourself or with others. You are one of a kind. So I love you and Hope you have a bless day. Thank you
Answer:
awww XD thats awesome thankyou made my day :)) hope you have a good day :P good people like you sharing kindness is good we need more of that.
Step-by-step explanation:
:P best wishes to you homie
A sample proportion of 0.36 is found. To determine the margin of error for this statistic, a simulation of 100 trials is run, each with a sample size of 50 and a point estimate of 0.36.
The minimum sample proportion from the simulation is 0.28, and the maximum sample proportion from the simulation is 0.40.
The margin of error of the population proportion is found using half the range.
What is the interval estimate of the true population proportion?
(0.30,0.42)
(0.20,0.52)
(0.24,0.48)
(0.22,0.50)
Answer:
(0.30, 0.42)
Step-by-step explanation:
Given the sample proportion is = 0.36
Number of trials required for determining the margin of the error = 100
Sample size, n = 50
The point estimate = 0.36
The minimum sample proportion form the simulation = 0.28
The maximum sample proportion from the simulation = 0.40
Also the margin of the error of population proportion is found by using the half of the range.
Therefore, the interval estimate for the true population proportion is = (0.30, 0.42)
How many models of 100 do you need to model 3,700
Answer:
37
Step-by-step explanation:
The police department in Madison, Connecticut, released the following numbers of calls for the different days of the week during a February that had 28 days: Monday (114); Tuesday (152); Wednesday (160); Thursday (164); Friday (179); Saturday (196); Sunday (130). Use a 0.01 significance level to test the claim that the different days of the week have the same frequencies of police calls. Is there anything notable about the observed frequencies
Answer:
different days of the week Do not have the same frequency.
Step-by-step explanation:
Given the data:
Observed values :
Monday (114); Tuesday (152); Wednesday (160); Thursday (164); Friday (179); Saturday (196); Sunday (130).
H0 : frequency are the same
H1 : frequency is not the same
Expected value is the same for all days:
Σ (observed values) * 1/ n
n = number of days in a week. = 7
Expected value = (114+152+160+164+179+196+130) / 7 = 156.428
χ² = Σ (observed - Expected)²/Expected
χ² = (11.508 + 0.125 + 0.082 + 0.366 + 3.257 + 10.01 + 4.465)
χ² = 29.813
The Pvalue(29.813, 6) ;
df = 7 - 1 = 6
The Pvalue(29.813, 6) = 0.000043
α = 0.01
Since, Pvalue < α ; Reject H0 ; and conclude that, different days of the week Do not have the same frequency.
Paint the Walls
The height of the bedroom is 9 feet. There are 4 rectangular windows in the room that are
each 30 inches wide and 36 inches high. You will not paint the windows, the floor, or the
ceiling. You will paint the rest of the room, including the door. Your client likes two colors,
Light-at-Dawn and Cloudy Sunrise. Both colors are only available in 1-gallon cans. Light-at-
Dawn: The regular price of a 1-gallon can is $24, but it is on sale for 25% off the regular price.
This type of paint requires 2 coats. Cloudy Sunrise: The price of a 1-gallon can is $28. This type
of paint only requires 1 coat. Each gallon of paint will cover an area of about 350 square feet.
Your client has stated that if the cost for using Cloudy Sunrise is no more than 5% greater
than the cost for using Light-at-Dawn, then you should use Cloudy Sunrise. Which paint color
should you use? Explain or show your reasoning. You may use diagrams, drawings, or
equations as well as words.
The paint should be used is Cloudy Sunrise.
What is Percent?As a fraction of 100, a percentage is a number or ratio. The abbreviations "pct.", "pct.", and occasionally "pc" are also used to indicate it, while the percent symbol, "%," is most frequently employed. A % has no dimensions and no associated unit of measurement.
Light-at-Dawn: A 1-gallon can normally costs $24, however it is now on sale for 25% less than that amount. This kind of paint needs two coats.
Cloudy Sunrise: A gallon-sized can costs $28. Only one coat of this kind of paint is necessary.
350 square feet will be covered by each gallon at a time.
The price of 1 gallon of light at dawn is 24 - 25/100 * 24 = 18.
1 gallon of clouded sunrise color costs 28 dollars.
It appears overcast. Prior to accounting for the number of square feet that each hue may cover, sunrise color is more expensive.
350 square feet are claimed to be covered by both cans.
if everything else remains the same,.
Dawn color lighting would cost:
18 / 350, or.0514285714, per square foot.
However, the light at dawn color needs two coats.
The total cost per square foot for the light at dawn color would be
2 * 0.0514285714 = 0.1028571429.
The price of a cloudy sunrise is 28/350 = 0.08 per square foot.
This represents the total cost per square foot for cloudy sunrise color since it only needs one coat.
It looks that the total cost of cloudy sunrise color is less expensive than the total cost of light at dawn color, assuming that the second coat of paint uses the same amount of paint as the first coat.
Hence, The paint should be used is Cloudy Sunrise
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Five pounds is equal to 2.268 kilograms. How many kilograms is 2 pounds?
0.4536
0.9072
1.8144
4.536
Answer:
B) 0.9072
Step-by-step explanation:
A train travels 240 miles in 5 hours. At this rate, how far could the train go in 13 hours? What is the rate of speed of the train
A rectangular prism measures 3 ft by 6 ft by 5 ft. If the dimensions of the box were all quadrupled, how would the surface area of the box change?
1.The new surface area would be 16 times the original surface area.
2.The new surface area would be quadruple the original surface area.
3.The surface area would not change.
4.The new surface area would be 12 times the original surface area.
To determine how the surface area of a rectangular prism changes when all dimensions are quadrupled, we need to compare the original surface area to the new surface area.
The original surface area of the rectangular prism is given by:
SA_original = 2lw + 2lh + 2wh
where l, w, and h represent the length, width, and height of the prism, respectively.
In this case, the dimensions of the original box are:
Length (l) = 3 ft
Width (w) = 6 ft
Height (h) = 5 ft
Substituting these values into the formula, we have:
SA_original = 2(3)(6) + 2(3)(5) + 2(6)(5)
= 36 + 30 + 60
= 126 square feet
Now, if we quadruple all the dimensions of the box, the new dimensions would be:
Length (l_new) = 4(3) = 12 ft
Width (w_new) = 4(6) = 24 ft
Height (h_new) = 4(5) = 20 ft
The new surface area of the enlarged box is given by:
SA_new = 2(l_new)(w_new) + 2(l_new)(h_new) + 2(w_new)(h_new)
= 2(12)(24) + 2(12)(20) + 2(24)(20)
= 576 + 480 + 960
= 2016 square feet
Comparing the original surface area (SA_original = 126 sq ft) to the new surface area (SA_new = 2016 sq ft), we can see that SA_new is 16 times greater than SA_original.
Therefore, the correct answer is:
1. The new surface area would be 16 times the original surface area.
Find the value of x.
Answer:
x = 124
Step-by-step explanation:
You want the value of the exterior angle x°, given that the remote interior angles are 83° and 41°.
Exterior angleThe exterior angle of a triangle is equal to the sum of the remote interior angles:
x° = 83° +41°
x° = 124°
x = 124
__
Check
The interior angle adjacent to x° is its supplement:
180° -124° = 56°
The sum of the interior angles of the triangle is 180°:
83° +41° +56° = 180° . . . . . true
The theorem we cite above is a consequence of the fact that the missing interior angle is supplementary to both x° and the sum of the other two interior angles. It saves having to find the measure of the missing interior angle.
Is 237405 divisible by 11 Correct Answer = Brainliest
Answer:
Yes.
Step-by-step explanation:
.
- 6 (1+3)=
Propiedad distributiva
let x and y be i.i.d. unif(0, 1). (a) compute the covariance of x y and x y . (b) are x y and x y independent studysoup
If x and y be i.i.d. unif(0, 1), then the covariance of x + y and x - y is zero
Here x and y be i.i.d. unif(0, 1)
The i.i.d stands for independent and identically distributed
unif means that the uniformly distributed
Here x and y are i.i.d unif (0,1)
The covariance is defined as the relationship between the two random variables . Therefore, variance of one variable is equal to the change in another variable
Here we have to find the covariance of x + y and x - y
According to the properties of covariance
Cov(x+ y, x - y) = Cov (x, x) + Cov(y, x) - Cov(x, y) - Cov(y, y) = 0
Because Cov(x, x) = Cov (y, y)
Cov(y, x) = Cov(x, y)
Therefore, the covariance of x+y and x - y is 0
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Anna is 4 years older than her brother. Two years ago her brother was 3/4 her age. How old will her brother be in five years
Answer: he will be 14
Step-by-step explanation:
Anna is 14 and her brother is 10. Two years ago she was 12. 3/4 of 12 is 9. 9+5 more years is 14. :)))
Pls help with this question pictured below.
The implicit derivative is given as follows:
dx/dt(x = 4) = 1/12.
How to obtain the implicit derivative?The function in this problem is given as follows:
y = 3x² + 1.
The implicit derivative, relative to the variable t, is given as follows:
dy/dt = 6x dx/dt.
(the derivative of the constant 1 is of zero).
The parameters for this problem are given as follows:
x = 4, dy/dt = 2.
Hence the derivative is obtained as follows:
2 = 6(4) dx/dt
dx/dt = 2/24
dx/dt = 1/12.
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IXL Please Help Fast!
The equation of a line is y = -6x + 8 if the line is perpendicular to the line t and passes through (2, -4).
What is a linear equation?It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.
If in the linear equation, one variable is present, then the equation is known as the linear equation in one variable.
It is given that:
The slope of the line t:
M = 1/6
The slope of the line which is perpendicular to the line t
m = -6
The equation of the line:
y + 4 = -6(x - 2)
y = -6x + 12 - 4
y = -6x + 8
Thus, the equation of a line is y = -6x + 8 if the line is perpendicular to the line t and passes through (2, -4).
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Fill in the missing terms to complete the factorization. 15x^2 + x - 2 = (? -1) (? + 2)
a- 3x, 5x
b- x, 15x
c- 5x, 3x
d- 15x, x
The missing term of the factorization equation is A = ( -15x - 1 ) ( x + 2 )
Given data ,
Let the equation be represented as A
Now , the value of A is
A = -15x² - 31x - 2
On simplifying , we get
The expanded form of the expression ( -15x - 1 ) ( x + 2 ) can be calculated using the distributive property of multiplication over addition
So , on factorizing , we get
A = ( -15x - 1 ) ( x + 2 )
Hence , the factorized equation is A = ( -15x - 1 ) ( x + 2 )
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The complete question is attached below :
Fill in the missing terms to complete the factorization. 15x² + x - 2 = (? -1) (? + 2)
a- 3x, 5x
b- x, 15x
c- 5x, 3x
d- 15x, x
Write the hypothesis: If the pen is not blue then today is Friday.
a. The pen is not blue
b. If the pen is not blue
c. If today is Friday
d. today is not Friday
.
Five more than the product of a number and 8 equals 9.
Use the variable b for the unknown number.
The unknown number, represented by the variable b, is 1/2, which satisfies the equation "Five more than the product of a number and 8 equals 9."
To solve the equation "Five more than the product of a number and 8 equals 9" using the variable b for the unknown number, we can express this statement as an equation:
8b + 5 = 9
To solve for b, we need to isolate the variable on one side of the equation. Let's simplify the equation step by step:
Subtract 5 from both sides to get rid of the constant term:
8b + 5 - 5 = 9 - 5
8b = 4
Divide both sides of the equation by 8 to solve for b:
8b/8 = 4/8
b = 1/2
Therefore, the solution to the equation is b = 1/2. This means that when we substitute b = 1/2 into the equation, the equation will hold true:
8(1/2) + 5 = 9
4 + 5 = 9
Both sides of the equation are equal, confirming that b = 1/2 is the solution.
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Choose the table that represents g(x) = 3⋅f(x) when f(x) = x − 1
Prove or disprove that for all n, there exists a positive integer t such that a set of n elements can be partitioned into a number of subsets where all the subsets have size t or t - 1
The purpose of the SUBSET-SUM issue is to determine whether a subset from a list of integers may add up to a certain value.
A dynamic programming approach that takes repeating, positive, and negative numbers into account. The purpose of the SUBSET-SUM problem is to determine whether a subset of a list of integers may add up to a certain value. As an example, consider the list of numbers [1, 2, 3, 4]. If the target is set to that number, there are two subsets, 3, and 1, 2, 4, that both add up to 7. If the target is equal to 11, there are no solutions.
If there are t integers in the sums list, then there are usually (t -1) subsets that need to be checked to see if there are even any solutions to SUBSET-SUM. This post will look at a technique for using dynamic programming to solve issues more successfully. though, in contrast
Let is SUBSET-SUM (arr, t, sum/2) be the function that returns true if there is a subset of arr [0..t-1] with sum equal to sum/2
The is SUBSET-SUM problem can be divided into two subproblems
is SUBSET-SUM() without considering last element (reducing t to t-1)
is SUBSET-SUM considering the last element (reducing sum/2 by arr[t-1] and t to t-1)
If any of the above subproblems return true, then return true.
is SUBSET-SUM (arr, t, sum/2) = is SUBSET-SUM (arr, t-1, sum/2) || is SUBSET-SUM (arr, t-1, sum/2 – arr[t-1])
Therefore,
The purpose of the SUBSET-SUM issue is to determine whether a subset from a list of integers may add up to a certain value.
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The polynomial of degree 3 , P ( x ) , has a root of multiplicity 2 at x = 1 and a root of multiplicity 1 at x = − 2 . The y -intercept is y = − 0.2 .
Answer:
The polynomial of degree 3 ,P(x), has a root of multiplicity 2 at x=1 and a root of multiplicity 1 at x=−1. The y-intercept is y=−0.2
A retailer sold 3 cameras for Rs 28,500 and had a loss of 5%. Find the cost price
Answer:
4275 i think
Step-by-step explanation:
c. Let us assume that x has a distribution that is approximately normal. What is the probability that x is between $12 and $18
Answer:
0.0066
Step-by-step explanation:
The x has a distribution that is approximately normal. For normal distribution the probability of x will be,
u = 12 and 18
P (12 \(\leq\) \(x\) \(\leq\) 18)
P (- 2.3 \(\leq\) \(x\) \(\leq\) 2.85 )
P (0.9912 - 0.9978)
= 0.0066