Logarithmic Equations Opener

The common logarithm has what base?

• 10
• 0
• e
• -e

True or False: log₈64=2

• True
• False

The base of common log is 10. So log 100 = ?

• 1

• 2

• 10

• 50

log1000

• 1
• 2
• 3
• 4

log₅25 = ?

• 2
• 5
• 125

Evaluate.
log₃81

• 4
• ¹/₄
• -4
• -¹/₄

Logarithmic functions are the inverse of...

• Linear Functions
• Exponential Functions 
• Quadratic Functions 
• Polynomial Functions 

log 10 =

• 1

• 2

• 3

• 4

log 100 =

• 1

• 2

• 3

• 4

log 0.1 =

• -2

• -1

• 1

• 2