3.4 Operations on Functions

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.B.3

Tags

CCSS.HSA.APR.A.1

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.A.2

CCSS.HSA.SSE.B.3

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CCSS.HSA.APR.D.6

CCSS.HSA.APR.D.7

Find f(3) + g(2) if f(x)= x+2 and g(x)=5x-1

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CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

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CCSS.HSA.APR.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

f(x) = 2x and g(x) = 2x-7

Find (f-g)(4).

• 0

• -9

• 7

• -8

Tags

CCSS.HSA.APR.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Tags

CCSS.HSA.APR.A.1

Given f(x) = x² + 5 and g(x) = 2x³ - 1,
find (f/g)(-3).

• -14/55
• 14/55
• 2
• -2

Tags

CCSS.HSA.APR.D.7

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Tags

CCSS.HSA.APR.A.1