Logarithm Practice

Rewrite log₂8 = 3 in exponential form/

• 2⁸ = 3
• 2³ = 8
• 3² = 8
• 8³ = 2

Rewrite log_vn = a in exponential form.

• v^a = n
• n^a = v
• vⁿ = a
• aⁿ = v

Evaluate.
log₆(¹/₂₁₆)

• 3
• ¹/₃
• -¹/₃
• -3

Evaluate.
3 log₂4

• 3
• 6
• 2
• 4

Write in exponential form.
log₂32 = 5

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

Evaluate log_b (b)

• -1
• 0
• 1
• b

Rewrite the equation in logarithmic form:

3⁵ = 243

• log₃5 = 243

• log₂₄₃3 = 5

• log₅243 = 3

• log₃243 = 5

Solve for x: 4^(x-2)= 64^(x+1)

• -2/5

• -5/2

• 7/2

• 2/7

Solve for x: log₂32=3x

• 5/3

• 3/5

• 5

• 3

Solve for x: log₈₁x = 3/4

• 2

• 3

• 27

• 81