A2 Unit 7 Lessons #4-7 Quizizz

Rewrite log₂8 = 3 in exponential form

• 2⁸ = 3

• 2³ = 8

• 3² = 8

• 8³ = 2

Rewrite the equation into logarithmic form:
6² = 36

• log₆ 2 = 36
• log₆ 36 = 2
• ln 36 = 2
• 6³⁶ = 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 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

Rewrite 3⁴ = 81 in logarithmic form.

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

log₅25 = ?

• 2
• 5
• 125

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

Expand

• log₇x + log₇y + 4log₇z
• 4log₇x + 4log₇y + 4log₇z
• log₇x - log₇y - 4log₇z
• 4log₇x - 4log₇y - 4log₇z