Changing Bases to Be the Same Logs

log₉(10)-log₉(x-3) =log₉(72)

• 81/16

• 113/36

• No Solution

• 92/15

log₉(x)+log₉(x+2)=log₉(35)

• 5

• -7

• 5, -7

• -7, -13

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

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

Mathematical Equivalence

OFF

Condense: log16 + log2 - log8

• log4

• log8

• log10

• log24

log (3²) =?

• log 6

• 2 log 3

• log₂ 3

• log₃ 2

Evaluate log₅  20 to the third decimal place

• 0.537

• 2.996

• 1.301

• 1.861