Quiz Function Operations and Inverses

Let f(x) = 7x+5 and g(x) = x².

Find (f+g)(x)

• x² + 7x - 5

• x² + 7x + 5

• x² - 7x + 5

• -x² - 7x - 5

Let f(x) = 7x+5 and g(x) = x².

Find (f-g)(x)

Let f(x) = 7x+5 and g(x) = x².

Find f(x)g(x)

What is the inverse in the given coordinates {(18,6), (6,2), (27,9), (21,7), (15,5)}

• {(6,18), (2,6), (9,27), (7,22), (5,15)}
• {(6,18), (6,2), (9,27), (7,21), (5,15)}
• {(6,18), (2,6), (9,27), (7,21), (5,15)}
• {(6,18), (2,6), (9,27), (7,21), (15,15)}

Tags

CCSS.HSF-BF.B.4C

What is the inverse of the function

f(x) = 2x-5

Let

f(x) = -2x+2

g(x) = 2x²+9

Evaluate: (f∘g)(2)

Let

f(x) = 5-x

g(x) = 4x²+4

Evaluate: (f∘g)(3)

Find the inverse of

f(x) = 1/4x - 7

Given f(x) = x+3, find f(-2).

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