Evaluating Logarithms

Evaluate:
log₄16

• 2

• 4

• 1/2

• -2

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81

• log₈₁3 = 4

• log₃81 = 4

• log₄81 = 3

The common logarithm has what base?

• 10

• 0

• e

• -e

Evaluate log_b(b)

• -1

• 0

• 1

• b

log₅25 = ?

• 2

• 5

• 125

Condense

• log₈(x⁶)/log₈(y³)

• log₈(x⁶/y³)

• log₈(x/y³)

• log₈(x⁶y³)

Condense

• log₈x³y⁹

• log₈(x³/y⁹)

Expand

• A

• B

• C

• D

Expand

• log₈x+log₈y+log₈z

• 5log₈x+5log₈y+5log₈z

• log₈xy+5log₈z

• log₈x+log₈y+5log₈z