Inverse Functions, Function Operations, Solving for Radicals

What is the first step in finding the equation of the inverse of a function?

• get x by itself

• switch x and y

• solve for y

• write the function in inverse function notation

Tags

CCSS.HSF-BF.B.4A

Find the inverse of the function.

• f^-1 = (x + 3)² − 4

• f^-1 = (x - 3)² − 4

• Inverse does not exist

Tags

CCSS.HSF-BF.B.4A

Find the inverse of the function.

• f^-1 = x³ − 5

• f^-1 = x³ + 15

• f^-1 = x³ + 5

• Inverse does not exist

Tags

CCSS.HSF-BF.B.4A

Find the inverse of the function.

• f^-1 = ((x − 1) / 2)³ − 4

• f^-1 = ((x + 4) / 2)³ + 1

• f^-1 = ((x − 4) / 2)³ − 1

• Inverse does not exist

Tags

CCSS.HSF-BF.B.4A

Find the inverse of the function.

• f^-1 = 2(x − 6)³

• f^-1 = 2(x + 6)³

• f^-1 = (x − 6)³ / 2

• Inverse does not exist

Tags

CCSS.HSF-BF.B.4A

Write the inverse function. y=(2x-1)^{1/3}+7

• y=(x+7)^{3}-1/2

• y=(x+1)^{3}+7/2

• y=(x-1)^{3}+7/2

• y=(x-7)^{3}+1/2

Tags

CCSS.HSF-BF.B.4A

Given f(x) = 3x² + 7x and g(x) = 2x² - x - 1, find (f + g)(x).

• 11x² - 1

• 5x⁴ + 6x² - 1

• 5x² + 6x - 1

• 5x² + 8x - 1

Tags

CCSS.HSF-BF.A.1B

Given f(x) = 3x² - 2x + 1 and g(x) = x - 4, find (f⋅g)(x).

• 3x³ - 10x² - 7x - 4

• 3x³ - 14x² + 9x - 4

• 3x² - x - 3

• 3x³ + 14x² - 9x - 4

Tags

CCSS.HSF-BF.A.1B

• 9 - 8/3
• 9 + 8/3
• 3
• 1/3

Tags

CCSS.HSF-BF.A.1C

Find f[g(5)]

• 30

• 242

• 92

• 2

Tags

CCSS.HSF-BF.A.1C