12-1 HW Check

The base of the log is also the base of the exponent.

• True

• False

Rewrite the equation in logarithmic form.

• A
• B
• C
• D

Rewrite the equation in logarithmic form.

• A
• B
• C
• D

Rewrite in exponential form.

• A
• B
• C
• D

Evaluate.

log₃81=x

• 4

• ¹/₄

• -4

• -¹/₄

Evaluate log₄1=x

• 1

• 0

• 4

• undefined

Convert log(x)=5 to exponential form

• 1⁵=x
• 10^x=5
• x⁵=10
• 10⁵=x

• I hate logs. Nobody likes them.

Using a calculator approximate ln 4.5 to the nearest thousandth

• 1.5041

• 1.5

• 1.5040

• 1.540

Log with a base "e" (log_e) is the same thing as...

• "e"
• Natural Logarithm (ln)

• Common Logarithm (Log)
• Natural Log, base "e" ln_e