Operations with Functions and Composition of Functions

When f(x) = 2x and g(x) = x²+3

Find f(g(x)).

• x²+2x+3

• 4x²+3

• 2x²+3

• 2x²+6

When g(x)=3x+4 and h(x)=3x-1

Find g(h(x))

• -9x+11

• 4x²+4x

• 9x+1

• 9x+11

When f(x)=x²+1 and g(x)=2x-5

Find f(g(x))

• 4x²-20x+26

• -x²+2x+4

• -x²-2x-6

• x²-2x-4

When f(x) = 9-3x and g(x) = 5x-7

Find f(x) + g(x).

• 14x-10

• -8x+2

• 2x+2

• 2x-2

• A.
• B.
• C.
• D.

• A.
• B.
• C.
• D.

• A.
• B.
• C.
• D.

• 5
• 25
• √23
• 31

Perform the indicated operation:

• A

• B

• C

• D