Composition of Functions Practice

• 9
• 3
• 5
• √15

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

If f(x) = 3x-1 and g(x) = x²+2,

what is (f ° g)(x) ?

• 3x² +5

• x² +1

• 3x² +1

• 3x² +6

Tags

CCSS.HSA.APR.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

If f(x) = 5x and g(x) = 2x-1,

what is the composition f(g(x)) ?

• 10x-1

• 10x-5

• 5x²-1

• 5x²-5

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Find f(2).

• -2

• -18

• 24

• 6

Tags

CCSS.L.3.6

CCSS.L.1.6

CCSS.L.K.5A

f(x-2)

• 2x² - 13x + 18

• 2x² - 5x + 18

• 2x² - 8x + 3

• 2x² - 13x + 2

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

(f + g) (x)

• 5x² + 3x

• 4x² + 3x

• 5x² - 3x

• 4x² - 40x

Tags

CCSS.HSA.APR.A.1

(f - g)(x)

• 5x² + 3x

• -3x² - 13x

• 3x² + 3x

• -3x² + 3x

Tags

CCSS.HSF-BF.A.1B

g[h(-2)]

• 30

• 624

• 13

• 286

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

When f(x) = x²+9 and g(x) = x-9, find f(x)-g(x). 

• x²+x+9
• x²-x+9
• x²-x
• x²-x+18

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.B.3

• A
• B
• C
• D

Tags

CCSS.HSA.SSE.A.1