Introduction to Logs

Change to Exponential Form:
log₆36 = 2

• 2⁶=36
• 6²=36
• 36²=6
• 36⁶=2

Tags

CCSS.HSF.BF.B.5

Change to Exponential Form:
log₃ 81 = 4

• 81³ = 4
• 81⁴ = 3
• 3⁴ = 81
• 4³ =81

Change to Logarithmic Form:
12² = 144

• log ₂ 144 = 12
• log ₁₂ 144 = 2
• log ₁₂ 2 = 144
• log ₂ 12 = 144

Tags

CCSS.HSF.BF.B.5

Change to Logarithmic Form:
5³ = 125

• log ₅ 125 = 3
• log ₃ 125 = 5
• log ₅ 3 =125
• log₁₂₅ 3 = 5

log₅25 = ?

• 2
• 5
• 125

Evaluate:
log₄16

• 2
• 4
• 1/2
• -2

Evaluate log₄1

• 1
• 0
• 4
• undefined

log ₉ 27 =

• 3

• 2/3

• 3/2

• 1/3

Tags

CCSS.HSF.BF.B.5

log 1000 =

• 1/10

• 10

• 1/3

• 3

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Evaluate.
log₆(¹/36)

• 2
• ¹/2
• -¹/2
• -2

Tags

CCSS.HSF.BF.B.5