Section 6.3-6.4 Review

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

Write in exponential form.
log₂(¹/₈) = -3

• 2^-3 = ¹/₈
• 2^1/8 = -3
• -3² = ¹/₈
• -3^1/8 = 2

Tags

CCSS.HSF.BF.B.5

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

True or False: log₈64=2

• True
• False

Tags

CCSS.HSF.BF.B.5

log₅25 = ?

• 2
• 5
• 125

Re-write in log form 2⁶=64

• log₂6=64
• log₂64=6
• log₆₄2=6
• log₆₄6=2

Tags

CCSS.HSF.BF.B.5

Re-write in exponential form log₅625=4

• 5⁶²⁵=4
• 5⁴=625
• 4⁵=625
• 4²=16

Tags

CCSS.HSF.BF.B.5

Evaluate log₉(9)

• -1
• 1
• 0
• 9

Evaluate log₄1

• ¹/₄

• 0

• -1

• not possible