Logs Without Calculator

log₅(1/25) =

• 2

• -2

• 5

• -5

log 0.001 =

• 1/3

• -3

• 3

• -1/3

Solve for x: log₁₆(x) = 1/4

• 4

• 2

• -1/2

• -4

Solve for x: log_x(125) = 3

• 5

• 25

• 1/5

• 625

Without a calculator, evaluate log₄1

• ¹/₄

• 0

• -1

• not possible

What equation is graphed?

• y = 10^x

• y = log x

• y = (10)^-x

• y = log (-x)

Logarithmic functions are the inverse of...

• Linear Functions

• Exponential Functions 

• Quadratic Functions 

• Polynomial Functions 

Solve for x: log_x(8) = 3/2

• 2

• 4

• 16

• 12

Without a calculator, determine which of the following yields a negative answer.

• log₉ (¹/₃₀)

• log₉ 3

• log₉ -81

• log₉ 1

Without a calculator, evaluate log₁₂₅ 25

• ²/₃

• ³/₂

• ¹/₆

• ¹/₅