Logarithms

Write as a single logarithm, then simplify.

log₃9 + log₃27

• -1

• 5

• 4

• 1

Write as one logarithm, then simplfy.

log₆3 + log₆2

• 0

• log₆5

• log₆1

• 1

Evaluate: 3log₂4

• 3

• 6

• 2

• 4

Evaluate log₄1

• 1

• 0

• 4

• undefined

Write in logarithmic form.

5²=25

• log₅2=25

• log₂25=5

• log₂₅5=2

• log₅25=2

Write in exponential form.

log₂(1/8) = -3

• 2^-3=1/8

• 2^1/8=-3

• -3²= 1/8

• -3^1/8 =2

Write the logarithmic expression as a single logarithm.

log₅4 + log₅3

• log₅7

• log₄15

• log₅12

• log₃9

Write as a single logarithm.

log₄60 - log₄4 + log₄x

• log₄15

• log₄15x

• log₄56x

• xlog₄30

Write as a single logarithm:

ln3 - 1

• ln 3

• 3

• 1

• ln(3/e)

Write without logarithms:

ln(D) = ln(x) + 1

• D= x+ 1

• D = x

• D = ex

• D = 3x