U6F2 Inverse Functions

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.HSF-BF.B.4C

Find the inverse of f(x) = -4x - 12

• f^-1(x) = 4x - 3
• f^-1(x) = -1/4x - 3
• f^-1(x) = 1/4x + 3
• f^-1(x) = -4x - 3

Tags

CCSS.HSF-BF.B.4A

Are the following inverses of each other?

• True
• False

Tags

CCSS.HSF-BF.B.4B

Find the inverse of
f(x) = -3x + 3

• f^-1(x) = -3x + 1
• f^-1(x) = -1/3x + 1
• f^-1(x) = -1/3x - 1
• f^-1(x) = 1/3x + 1

Tags

CCSS.HSF-BF.B.4A

The second step of finding the inverse of a function is:

• Switch the x and y

• Solve for x

• Draw a graph

• drop that NaeNae

Tags

CCSS.HSF-BF.B.4A

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

• the domain becomes the range and the range becomes the domain

• the x's and y's are divided by 2

• the domain and and range are made negative

• the domain and range are the same

Tags

CCSS.HSF-BF.B.4A

The first step to finding an inverse function is:

• Switch the x and y

• Solve for x

• Draw a graph

• change from function notation to y= notation

Tags

CCSS.HSF-BF.B.4A

When finding the inverse of a relation, 
1st you replace f(x) with y
2nd switch the x's and y's
What do you do next?

• solve for y
• replace y with f^-1(x)
• solve for x
• find the greatest common factor

Tags

CCSS.HSF-BF.B.4A

What does an inverse function do?

• Nothing

• Makes it bigger

• Does the opposite of the original function

Tags

CCSS.HSF-BF.B.4C

Which graph represents f^-1(x) of the above graph?

• 
• 
• 
• 

Tags

CCSS.HSF-BF.B.4C