Functions

Question 1

What is Lnx equal to? (log)

Answer 1

Log e x

Question 2

How do you make your own exponential model?

Answer 2

Use the formula Ae^kt
where A and K are constants to be found

Question 3

What do you do to Ae^kt if it decreases more slowly?

Answer 3

increase the value of t

Question 4

What is the domain?

Answer 4

The area of the x axis the graph affects

Question 5

What is the range?

Answer 5

The area of the y axis the graph affects

Question 6

What does the curves E mean?

Answer 6

Any real number

Question 7

How do you solve fg(x)?

Answer 7

Put the g(x) equation as x for the f(x) equation

Question 8

What happens to the domain and range when you inverse a function?

Answer 8

They switch

Question 9

How do you solve the inverse of a function?

Answer 9

1. Write at y=
2. Swap x and y
3. Rearrange for y
4. Change to f’(x)