Solving Logarithms and Change of Base

Change to Logarithmic Form:
5³ = 125

• log ₅ 125 = 3

• log ₃ 125 = 5

• log ₅ 3 =125

• log₁₂₅ 3 = 5

log₂32=3x

• 5/3

• 3/5

• 5

• 3

log₄(3x-1)=log₄(2x+3)

• 4

• 3

• 1

• 8

log_x1000=3

• 1

• 10

• 30

• 3

Using the change of base rule, what is this logarithm equivalent to?

• A

• B

• C

• D

Using the change of base rule, what is this logarithm equivalent to?

• A

• B

• C

• D

Using the change of base rule, what is this logarithm equivalent to?

• A

• B

• C

• D

Which of the following would you use to evaluate:

• log(17/6)

• log*6/17)

• log17/log6

• log6/log17

log₈(4x+4)=2

• 15

• 12

• 10

• 3

log₈₁x = 3/4

• 2

• 3

• 27

• 81