Logrithms

Rewrite.
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

Rewrite

3⁴ = 81

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

Tags

CCSS.HSF.BF.B.5

Rewrite
log₂32 = 5

• 2^-5 = 32
• 2³² = 5
• 2⁵ = 32
• 32⁵ = 2

Tags

CCSS.HSF.BF.B.5

Expand

• A
• B
• C
• D

Expand

• A
• B
• C
• D

Expand

• log₈ x + log₈ y + log₈ z
• 5log₈ x + 5log₈ y + 5log₈ z
• log₈ xy + 5log₈ z
• log₈ x + log₈ y + 5log₈ z

Condense

log(30)-log(6)

• -6log(30)

• log(24)

• log(-24)

• log(5)

Solve for x:
8^x+1= 3

• 0.528
• 0.893
• -0.472
• 1.893

Tags

CCSS.7.EE.B.4A

6^-3x=216

• x=3

• x=-1

• x=6

• x=-3

Solve

14^4-6x = 11

(round to the nearest tenth)

• 5

• 0.5

• 0.1

• 1