Which of the following is equivalent to  $\log_39$  ?

• 3

• 2

• 9

• What's a logarithm?

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CCSS.HSF.BF.B.5

Complete the statement: A logarithm is ,,,

• an exponent.

• musically gifted tree.

• base.

• an argument.

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CCSS.HSF.BF.B.5

In the expression log 25, the base of the log is equal to

• 10

• 1

• e

• 2

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CCSS.HSF.BF.B.5

 $\log500\ =\ ?$  

• 2.70

• 2.69

• 6.21

• 5

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CCSS.HSF.BF.B.5

Which of the following is equivalent to  $5^2=25$  

•  $\log_525=2$  

•  $\log_225=5$  

•  $\log_{25}5=2$  

•  $\log25=2$  

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CCSS.HSF.BF.B.5

Which of the following statements are true if  $\log_2x=4.$  

•  $2^4=x$  

•  $x^4=2$  

•  $x=16$  

•  $x^2=4$  l

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CCSS.HSF.BF.B.5

 $\log_4\left(\frac{1}{64}\right)=?$  

•  $-3$  

•  $3$  

•  $\frac{1}{3}$  

•  $-\frac{1}{3}$  

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CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Review: If  $y=3\left(1.34\right)^x$  then the growth rate is...

• 34%

• 134%

• 1.34%

• It is not an exponential growth function.  

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CCSS.HSF-IF.C.8B

Rewrite in exponential form. $\ln t=m$  

•  $m^t=10$  

•  $t^m=10$  

•  $e^t=m$  

•  $e^m=t$  

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CCSS.HSF.BF.B.5

Rewrite the equation into logarithmic form:

6² = 36

• log₆ 2 = 36

• log₆ 36 = 2

• ln 36 = 2

• 6³⁶ = 2

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CCSS.HSF.BF.B.5