8.1 - 8.3 Inverses and Composites

What does it mean to find the inverse of a function?

• the x's and y's are switched
• the x's and y's are divided by 2
• the x's and y's are made negative
• the x's and y's are the same

Tags

CCSS.HSF-BF.B.4A

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

The inverse has been reflected over which line?

• y = x
• y =1
• y = 0
• y = x + 1

Tags

CCSS.HSF-BF.B.4C

If f(g(x)) = g(f(x)) = x, then what does that mean and functions f and g?

• They are the same

• They are inverses

• They are quadratic

• They are not inverses

Tags

CCSS.HSF-BF.B.4B

Given that f(x) = x² + x and g(x) = 3x + 1, find the value of g(f(-2)).

Tags

CCSS.HSF-BF.A.1C

Is this graph a function or not a function? 

• Function 
• Not a Function 

f(x) = 3x + 10
g(x) = x - 2
Find (f∘g)(0)

Tags

CCSS.HSF-BF.A.1C

Which graph does NOT pass the vertical line test?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

The inverse of the function f(x) is written as ...

• f ^-1(x)
• f ²(x)
• f '(x)
• f ⁺(x)

Tags

CCSS.HSF-BF.B.4A

• 9 - √17
• 4
• 2
• √8

Tags

CCSS.HSF-BF.A.1C