question

Which is the graph of f(x) = |x| reflected across the x-axis, translated 3 units left, 4 units up, and dilated by a factor of 4?

answer

Answer B

question

Which of the following is the graph of f(x) = 3|x - 4| + 1?

answer

Answer A

question

In which context will the inequality 4x + 5y > 80 have only integers in its solution set?

answer

Answer D; when x represents the number of cats and y represents the number of dogs

question

The sum of two numbers is no more than 28. Let x represent the first number, and let y represent the second number. Which inequality represents this situation?

answer

answer d ; x+y >= 28

question

A cable company wants to provide cell phone service for residents on an island. The function for the cost of laying the cable from the island to the mainland is mc022-1.jpg, where x represents the length of the cable in feet. What are the domain and range of the function?

answer

answer c : domain: all real numbers greater than or equal to 0range: all real numbers greater than or equal to 13,000

question

A local store's clearance rack is full of DVDs selling for $8 each and CDs selling for $6 each. Let x represent the number of DVDs, and let y represent the number of CDs. Which inequality can be used to find combinations of DVDs and CDs that can be bought with a $50 gift card?

answer

Answer A : 8X+6Y<= 50

question

Given the function f(x) = -5|x + 1| + 3, for what values of x is f(x) = -12?

answer

Answer C : x = 2, x = -4

question

The graph below is an example of which type of function?mc004-1.jpg

answer

Answer C ; Cubic

question

Which statement is true about mc013-1.jpg?

answer

Answer D ; The graph of f(x) has range of f(x) + 2 = 1/6{x-3} -2.

question

What values are excluded from the domain and range of the function mc017-1.jpg?

answer

Answer C ; domain: -5/2range: 1/2

question

What are the domain and range of the function below?mc004-1.jpg

answer

Answer ; domain: - infinity to positive infinityrange: -2 to positive infinity

question

An amusement parks sells adult tickets for $18 each and youth tickets for $12 each. Kalila is using the inequality mc014-1.jpg to find the combinations of tickets she can buy without exceeding her $250 budget. The ordered pair (4, 3) is a solution of the inequality. What does (4, 3) represent?

answer

Answer C : Kalila purchases 4 adult tickets and 3 youth tickets.

question

A function is graphed on a coordinate grid. As the domain values approach infinity, the range values approach infinity. As the domain values approach negative infinity, the range values approach negative infinity. To which family of functions might the described function belong?

answer

cube root

question

What are the domain and range of the function mc013-1.jpg?mc013-2.jpg

answer

Answer C ; domain: all real numbersrange: all real numbers greater than 1

question

The graph of mc022-1.jpg is transformed as shown in the graph below. Which equation represents the transformed function?mc022-2.jpg

answer

Answer A