3­2­20 Exponential Functions Intro.notebook

1

March 02, 2020

3/2/20   Algebra 2Warm­up:  Write in notes.  Then grab a chromebook and go to Section 9 at mrjalgebra.com and do pretest. 

Objectives­ Exponential Functions Intro

a by= xExponential Functions

a: Starting Amount / y­interceptb: Growth Factor / Common Ratio / what you are multiplying by

3­2­20 Exponential Functions Intro.notebook

2

March 02, 2020

pretest

3­2­20 Exponential Functions Intro.notebook

3

March 02, 2020

3­2­20 Exponential Functions Intro.notebook

4

March 02, 2020

3­2­20 Exponential Functions Intro.notebook

5

March 02, 2020

3­2­20 Exponential Functions Intro.notebook

6

March 02, 2020

3­2­20 Exponential Functions Intro.notebook

7

March 02, 2020

What's the Equation?

3­2­20 Exponential Functions Intro.notebook

8

March 02, 2020

What's the Equation? whiteboards

3­2­20 Exponential Functions Intro.notebook

9

March 02, 2020

What's the Equation?

3­2­20 Exponential Functions Intro.notebook

10

March 02, 2020

What's the Equation?

3­2­20 Exponential Functions Intro.notebook

11

March 02, 2020

What's the Equation?

3­2­20 Exponential Functions Intro.notebook

12

March 02, 2020

What's the Equation?

3­2­20 Exponential Functions Intro.notebook

13

March 02, 2020

What's the Equation?

3­2­20 Exponential Functions Intro.notebook

14

March 02, 2020

Your parents deposited $1500 in an account earning 6% annual interest when you were born.

How much $ would be in the account when you're 16?

Equation:

3­2­20 Exponential Functions Intro.notebook

15

March 02, 2020

Jupiter's population in 2010 was 55,543. It has been growing roughly 2% each year.

How many people should be living in the town now in 2020?

Equation:

3­2­20 Exponential Functions Intro.notebook

16

March 02, 2020

Your iphone X cost $999 in 2017, and it depreciates 16% every year since you bought it.

How much would it be worth in 2022?

Equation:

3­2­20 Exponential Functions Intro.notebook

17

March 02, 2020

Average Miami Dolphins ticket price is $84.51. It's been declining by 2% each year.

How much would it be predicted to cost in 3 years?

Equation: