Logarithms

Evaluate the following logarithm:

log₃27 = x

• 3

• 2

• -3

• ¹/₃

Evaluate the following logarithm:

log₄16 = x

• 1

• -2

• 2

• ¹/₂

Rewrite log₂8 = 3 in exponential form

• 2⁸ = 3

• 2³ = 8

• 3² = 8

• 8³ = 2

Tags

CCSS.HSF.BF.B.5

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81
• log₈₁3 = 4
• log₃81 = 4
• log₄81 = 3

Tags

CCSS.HSF.BF.B.5

Write in exponential form

log₂32 = 5

• 2^-5 = 32

• 2³² = 5

• 2⁵ = 32

• 32⁵ = 2

Tags

CCSS.HSF.BF.B.5

Solve for x:
log_x 25 = 2

• 5
• -5
• 1/5
• -1/5

Tags

CCSS.HSF.BF.B.5

Solve for x.
3^x = 27

• 2
• 4
• 3
• 5

Tags

CCSS.HSF.LE.A.4

Evaluate.

log₃81 = x

• 4

• ¹/₄

• -4

• -¹/₄

Solve for x

• x = 8

• x = 4

• x = 256

• x = 32

Tags

CCSS.HSF.BF.B.5

Solve for x:

log ₂ 16 = x

• 3

• 2

• 4

• 5