Composition and Inverse Function

• Inverse Functions

• Not Inverse Functions

Tags

CCSS.HSF-BF.B.4B

• g(f(x))

• f(g(x))

Tags

CCSS.HSF-BF.A.1C

If the equation of f(x) goes through (1, 4) and (4, 6), what points does f^-1(x) go through?

• (1, 4) and (4, 6)

• (-4, -1) and (-6, -4)

• (-1, -4) and (-4, -6)

• (4, 1) and (6, 4)

Tags

CCSS.HSF-BF.B.4C

If f and g are inverse functions, and
f(2) = -1     g(1) = -2     f(1) = -2, 
then which of the following MUST be true?

• g(-2) = -1

• g(2) = 1

• g(-2) = 1

• g(1) = 2

Tags

CCSS.HSF-BF.B.4C

What's the best description?

• They are both functions, but not inverse functions.

• They are reflected over y=x, but they are not both functions.

• They are not reflected over y=x, and they are not both functions.

• They are inverse functions.

Tags

CCSS.HSF-BF.B.4B

solve a(b(5))

Tags

CCSS.HSF-BF.A.1C

solve b(a(5))

Tags

CCSS.HSF-BF.A.1C

solve a(5)

Tags

CCSS.HSF.IF.A.2

show the composite function a(b(x))

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Tags

CCSS.HSF-BF.A.1C

show the composite function b(a(x))

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Tags

CCSS.HSF-BF.A.1C