Question

What is (fog)(x)? f(x) = x? g(x) = 3x + 3

Answer 1

Answer:

3x + 3

Step-by-step explanation:

Substitute x = g(x) into f(x) , that is

f(3x + 3) = 3x + 3

Answer 2

Answer:Set up the composite result function.

f

(

g

(

x

)

)

Evaluate

f

(

g

(

x

)

)

by substituting in the value of

g

into

f

.

f

(

−

3

x

3

−

2

)

=

−

3

(

−

3

x

3

−

2

)

−

3

Simplify each term.

f

(

-

3

x

3

−

2

)

=

9

x

3

+

6

−

3

Subtract

3

from

6

.

f

(

−

3

x

3

−

2

)

=

9

x

3

+

3

Step-by-step explanation:

sorry for how it came out

you can also just resuch up  g(x)=3x+3