Logarithms Without Calculator

Expand the expression using the properties of logarithms.

Answer explanation

$Use\ the\ power\ property\ twice,\ and\ quotient\ property$

Condense the expression to a single logarithm:

Answer explanation

Use the quotient property

Answer explanation

Quotient Property

Condense to a single logarithm (hint - start inside of the grouping symbol):

Answer explanation

Another one to ask teach about!

log (1/10)

• -1

• 0

• 1

• 10

log₃27

• 3

• 1/3

• -3

• 7

log .01

• 10

• 0

• 1

• -2

log₉9

• 1

• 0

• -1

• 9