11AA Functions Review

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

• -14
• 20
• 6
• 7

Tags

CCSS.HSF-BF.A.1C

What is f(g(3))?

• 1/8

• 8

• 1/4

• 1/2

Tags

CCSS.HSF-BF.A.1C

Select the two functions which are inverses of each other:

• $x-4$

• $4x$

• $\frac{x}{4}$

• $\frac{4}{x}$

Tags

CCSS.HSF-BF.B.4B

Are the following inverses of each other?

• True
• False

Tags

CCSS.HSF-BF.B.4B

Find the inverse of f(x) = x² - 5

• f^-1(x) = √(x) + 5
• f^-1(x) = ∛(x-5)
• f^-1(x) =√(x+5)
• f^-1(x) = x² - 5

Tags

CCSS.HSF-BF.B.4A

The inverse has been reflected over which line?

• y = x
• x = 0
• y = 0
• x = -y

Tags

CCSS.HSF-BF.B.4B

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

• 16
• 4
• -4
• None of these.

Tags

CCSS.HSF-BF.A.1C

Use the graph to evaluate  $f\left(-2\right)$  

• 4

• 3.5

• 2

• 0

Tags

CCSS.HSF.IF.A.2

Use the graph to evaluate  $f\left(9\right)$  

• Not possible

• 5

• 3

• 8

Tags

CCSS.HSF.IF.A.2

For the function f(x) = -3x + 3 find f(0).

• 0
• -3
• 3
• -1

Tags

CCSS.HSF.IF.A.2