Logarithms

log 100 = ?

• 100

• 50

• 25

• 2

Rewrite log₂8 = 3 in exponential form

• 2⁸ = 3

• 2³ = 8

• 3² = 8

• 8³ = 2

Tags

CCSS.HSF.BF.B.5

Rewrite the equation into logarithmic form:
6² = 36

• log₆ 2 = 36

• log₆ 36 = 2

• ln 36 = 2

• 6³⁶ = 2

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Write in logarithmic form

2^-4 = ¹/₁₆

• log₂(¹/₁₆) = -4

• log_-4(¹/₁₆) = 2

• log _-4 2 = ¹/₁₆

• log₂(-4) = ¹/₁₆

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Evaluate the log by thinking " 3 to what power is 1/9" so

log₃(1/9) =

• 1/2

• 2

• -2

• 3

Tags

CCSS.HSF.BF.B.5

True or False: log₈64=2

• True

• False

Tags

CCSS.HSF.BF.B.5

log₅25 = ?

• 2

• 5

• 125

Tags

CCSS.HSF.BF.B.5

Rewrite in logarithmic form. 7⁰=1

• log₀7=1

• log₇0=1

• log₇1=0

• log₁7=0

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Solve for x

• x = 8

• x = 4

• x = 256

• x = 32

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Solve the logarithm. If necessary, round to two decimal places.

• 2.58

• 4

• 3

• 0.39