Inverses Day 3 Lesson Slides: 4 Slides (11th Grade)

4 Slides • 8 Questions

1

Inverses Day 3

2

Inverses

"Undo" functions

f^{-1}\left(x\right)

: inverse notation
All x & y's switch

3

What Must Be True of Inverse Graphs?

4

Graph Features

x & y switch
Line of symmetry of y = x

5

Multiple Choice

are these inverse functions?

1

yes

2

no

3

no way to tell

6

Multiple Choice

Are these inverse functions

1

no

2

yes

3

no way to tell

7

Multiple Choice

Graph the inverse (Hint: look at y=x)

1

2

3

4

8

Multiple Choice

Graph the inverse

1

2

3

4

9

Multiple Choice

Find the inverse of $f\left(x\right)=3x+2$

1

$f^{-1}\left(x\right)=\frac{x-2}{3}$

2

$f^{-1}\left(x\right)=\frac{x-3}{2}$

3

$f^{-1}\left(x\right)=\frac{3x}{2}$

4

$f^{-1}\left(x\right)=\frac{2+x}{3}$

10

Multiple Choice

Find the inverse of $f\left(x\right)=-\frac{3}{4}x+5$

1

$f^{-1}\left(x\right)=5\left(x-\frac{4}{3}\right)$

2

$f^{-1}\left(x\right)=-\frac{3}{4}\left(x-5\right)$

3

$f^{-1}\left(x\right)=-\frac{4}{3}\left(x-5\right)$

4

$f^{-1}\left(x\right)=-5\left(x-\frac{3}{4}\right)$

11

Poll

Confidence Level

How are you feeling about inverses?

1: Not even close to being ready

2: Getting the hang of it

3:

12

Open Ended

Please list which topics you want to most review in class the next few days?

Factoring, Solving Equations (linear/absolute value), Solving Quadratic Equations, Transformations, Inverses

Type response here

Inverses Day 3

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