Quiz about Logs

Question 1

Write as one logarithm. Simplify, if possible.
log₃9 + log₃27

Accepted Answer

5

Answer

-1

Answer

4

Answer

1

Question 2

Write as one logarithm. Simplify, if possible.
log₂800 - log₂100

Accepted Answer

3

Answer

8

Answer

-3

Answer

1

Question 3

Write as one logarithm. Simplify, if possible.
log₅125 - log₅25

Accepted Answer

1

Answer

0

Answer

5

Answer

-1

Question 4

Write in logarithmic form.
5² = 25

Accepted Answer

log₅25 = 2

Answer

log₅2 = 25

Answer

log₂25 = 5

Answer

log₂₅5 = 2

Question 5

Rewrite log_vn = a in exponential form.

Accepted Answer

va = n

Answer

na = v

Answer

vn = a

Answer

an = v

Question 6

a logarithm with base 10

Accepted Answer

common logarithm

Answer

algebraic functions

Answer

logistic growth function

Answer

logarithmic functions

Question 7

a function of the form f(x)=ab^x

Accepted Answer

exponential functions

Answer

inverse function

Answer

algebraic functions

Answer

transcendental functions

Question 8

Write in logarithmic form.
2^-4 = ¹/₁₆

Accepted Answer

log₂(¹/₁₆) = -4

Answer

log_-4(¹/₁₆) = 2

Answer

log_-4 2 = ¹/₁₆

Answer

log₂(-4) = ¹/₁₆

Question 9

Solve:
3^x-1 = 81

Accepted Answer

5

Answer

6

Answer

9

Answer

10

Question 10

Solve for x:

Accepted Answer

6

Answer

-6

Answer

-6,6

Answer

No solution

Question 11

Solve log(x) + log(x+3) = 1

Accepted Answer

2

Answer

5

Answer

-2

Answer

-5

Question 12

log₅(4x-7)=log₅(x+5)

Accepted Answer

4

Answer

3

Answer

12

Answer

7

Question 13

Solve 5e^{3x - 2} + 15 = 35

Accepted Answer

1.13

Answer

1.29

Answer

1.10

Answer

0.87

Question 14

Question 14.

Accepted Answer

11

Answer

150

Answer

-18

Answer

85

Question 15

log₆(2x + 3) = 3

Accepted Answer

x = 106.5

Answer

x = 100

Answer

x = 16

Answer

x = 50

Question 16

What is the y-intercept of the function?

Accepted Answer

3

Answer

2

Answer

1

Answer

-2

Question 17

This graph represents:

Accepted Answer

Exponential Growth

Answer

Exponential Decay

Answer

Direct Variation

Answer

None of the above

Question 18

Is the graph linear, exponential or neither?

Accepted Answer

Neither

Answer

Linear

Answer

Exponential

Question 19

Is the pictured graph growth, decay, or linear?

Accepted Answer

Exponential Decay

Answer

Exponential Growth

Answer

Linear

Answer

None of the above

Question 20

Which exponential equation models the scenario below?

In 1985, there were 285 cell phone subscribers in the small town of Merrittland. The number of subscribers increased by 75% per year after 1985. How many cell phone subscribers were in Merrittland in 1994?

Accepted Answer

y = a(1 + r)^x

Answer

y = a(b)x

Answer

y = a(1 - r)^x

Answer

D.

Question 21

Is this exponential growth or decay?

Accepted Answer

Decay

Answer

Growth

Question 22

What is the equation of this table?

Accepted Answer

y=32(1/4)^x

Answer

y=512(1/4)^x

Answer

y=32(4)x

Answer

y=512(4)x

Question 23

Rewrite the equation into logarithmic form:
6² = 36

Accepted Answer

log₆(36) = 2

Answer

log₆(2)= 36

Answer

ln(36) = 2

Answer

636 = 2

Question 24

Rewrite the equation in exponential form:
log_vn = a

Accepted Answer

va = n

Answer

na = v

Answer

vn = a

Answer

an = v

Question 25

Solve:
log₅(7x) = 2

Accepted Answer

x = 25/7

Answer

x = 5/7

Answer

x = 2/7

Answer

x = 17.5

Question 26

What state is in red?

Accepted Answer

Virginia

Answer

New York

Answer

Ohio

Answer

Washington

Question 27

The name of the action movie about the Thunder God who is banished by his father, Odin, to earth to live among humans.

Accepted Answer

Thor

Answer

Captain America

Answer

Iron Man

Answer

Wolverine

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics