Quiz about Exponential and Log Functions

Question 1

What is the domain of y=2^x?

Accepted Answer

x=all real numbers

Answer

x>0

Answer

y>0

Answer

y=all real numbers

Question 2

What is the range of y=2^x?

Accepted Answer

y>0

Answer

x>0

Answer

x=all real numbers

Answer

y=all real numbers

Question 3

Where is the asymptote of y=2^x?

Accepted Answer

y=0

Answer

x=0

Answer

y=2

Answer

There isn't one

Question 4

Your parents deposited $2000 when you were born in an account that pays 3% interest and is compounded monthly. How much will you have on your 20th birthday?

Accepted Answer

$3641.51

Answer

$41216.64

Answer

$3644.24

Answer

6257.12

Question 5

You deposit $5500 in an account that is compounded continuously at 1.5%, how much will you have in 7 years?

Accepted Answer

$6108.91

Answer

$15717.08

Answer

$39081.85

Answer

$6104.15

Question 6

Solve for x: log₃x=log₃9

Accepted Answer

x=9

Answer

x=3

Answer

log 9

Answer

3x

Question 7

Solve for x: log₅5=x

Accepted Answer

x=1

Answer

x=5

Answer

log 5

Answer

x=27

Question 8

Evaluate: log_a(1/a)

Accepted Answer

-1

Answer

1

Answer

-2

Answer

3

Question 9

Evaluate: ln e^2x

Accepted Answer

2x

Answer

e

Answer

ln x

Answer

2

Question 10

Evaluate: log₃1

Accepted Answer

0

Answer

1

Answer

3

Answer

e

Question 11

Evaluate: log_aa^-8

Accepted Answer

-8

Answer

a

Answer

5

Answer

3

Question 12

How are exponential and log functions related?

Accepted Answer

They are inverses

Answer

They are cousins

Answer

They are siblings

Answer

They are married

Question 13

How does the graph of y=log (x-2) shift?

Accepted Answer

right 2

Answer

left 2

Answer

up 2

Answer

down 2

Question 14

Where is the asymptote for y=log (x-2)?

Accepted Answer

x=2

Answer

y=2

Answer

y=-2

Answer

x=-2

Exponential and Log Functions

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