CCSS.Math.Content.HSF.BF.B.4

Find the inverse function:
f(x) = log₅(x)

• f ^-1(x) = log₅(x)
• f ^-1(x) = log_x(5)
• f ^-1(x) = 5^x
• f ^-1(x) = x⁵

Tags

CCSS.Math.Content.HSF.BF.B.4

What is the inverse of the points
(1,3)(2,4)(6,8)

• (3,1)(4,2)(8,6)
• (-3,-1)(-4,-2)(-8,-6)
• (1,3)(2,4)(6,8)
• (-1,-3)(-2,-4)(-6,-8)

Tags

CCSS.Math.Content.HSF.BF.B.4

What is the inverse of the function?

• f^-1(x) = x² - 3, x ≥ -3
• f^-1(x) = x² - 3, x ≥ 0
• f^-1(x) = x² + 3, x ≥ -3
• f^-1(x) = x² + 3, x ≥ 0

Tags

CCSS.Math.Content.HSF.BF.B.4

What is the inverse of the function?

• f^-1(x) = (x - 8)², x ≥ 8
• f^-1(x) = (x - 8)², x ≥ 0
• f^-1(x) = (x + 8)², x ≥ 8
• f^-1(x) = (x + 8)², x ≥ 0

Tags

CCSS.Math.Content.HSF.BF.B.4

What is the inverse of the given coordinates: (1, 2) (3, 8) (-3, 6)

• (1, 2) (3, 8) (-3, 6)
• (1, 2) (8, 3) (-3, 6)
• (-1, -2) (-3, -8) (3, -6)
• (2, 1) (8, 3) (6, -3)

Tags

CCSS.Math.Content.HSF.BF.B.4

What is the inverse of the given coordinates: (1, 2) (3, 8) (-3, 6)

• (1, 2) (3, 8) (-3, 6)
• (1, 2) (8, 3) (-3, 6)
• (-1, -2) (-3, -8) (3, -6)
• (2, 1) (8, 3) (6, -3)

Tags

CCSS.Math.Content.HSF.BF.B.4

Find the inverse of
f(x) = 1/4x - 7

• f^-1(x) = 4x + 7
• f^-1(x) = -4x + 28
• f^-1(x) = -4x - 7
• f^-1(x) = 4x + 28

Tags

CCSS.Math.Content.HSF.BF.B.4

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.Math.Content.HSF.BF.B.4

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

• f ^-1(x)
• f ²(x)
• f '(x)
• f ⁺(x)

Tags

CCSS.Math.Content.HSF.BF.B.4

What is the best description?

• They are both functions, but not inverse functions.

• They are 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.

Tags

CCSS.Math.Content.HSF.BF.B.4