Modeling with Functions

Question 1

If , , and , what is ?

Revolt · Accepted Answer

mc011-6.jpg

Question 2

If f(x) = 3x and , what is the domain of ?

Revolt · Accepted Answer

all real numbers except x = 0

Question 3

Let f(x) = x – 4 and . The graph of is shown below. What is the domain of ?

Revolt · Accepted Answer

all real numbers except x = 4

Question 4

If and , which of the following is the graph of ?

Question 5

If f(x) = 2x and , what is the domain of ?

Revolt · Accepted Answer

all real numbers except x = 0

Question 6

Let f(x) = x + 1 and . The graph of is shown below. What is the range of ?

Revolt · Accepted Answer

all real numbers except y = 1

Question 7

If f(x) = x + 4 and , what is ?

Revolt · Accepted Answer

mc005-5.jpg

Question 8

If f(x) = x and g(x) = 2, what is ?

Revolt · Accepted Answer

= 2

Question 9

If f(x) = 3x and , what is ?

Revolt · Accepted Answer

= 6x

Question 10

If f(x) = x + 7 and , what is ?

Revolt · Accepted Answer

mc002-6.jpg

Modeling with Functions Answers