Evaluating Logarithms

 Write equation in exponential form.  $\log_2128=7$  

•  $7^2=128$  

•  $2^7=128$  

•  $128^2=7$  

•  $2^{128}=7$  

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

 Write equation in exponential form.  $\log_864=2$  

•  $2^8=64$  

•  $64^8=2$  

•  $8^2=64$  

•  $2^{64}=8$  

Tags

CCSS.HSF.BF.B.5

 Write equation in exponential form.  $\log_3\frac{1}{27}=-3$  

•  $-3^3=\frac{1}{27}$  

•  $\frac{1}{27}^3=-3$ 

•  $\frac{1}{27}^{-3}=3$  

•  $3^{-3}=\frac{1}{27}$  

Tags

CCSS.HSF.BF.B.5

Write the equation in logarithmic form. $4^4=256$   

•  $\log_44=256$  

•  $\log_{256}4=4$  

•  $\log_4256=4$  

•  $\log4=256$  

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Write the equation in logarithmic form. $8^3=512$   

•  $\log_38=512$  

•  $\log_8512=3$  

•  $\log_3512=8$  

•  $\log_{512}8=3$  

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Write the equation in logarithmic form. $27^{\frac{2}{3}}=9$   

•  $\log_{\frac{2}{3}}9=27$  

•  $\log_{27}\frac{2}{3}=9$  

•  $\log_{27}9=\frac{2}{3}$  

•  $\log_927=\frac{2}{3}$  

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Evaluate the logarithm. Type in the number only for the answer.

 $\log_636$  

Tags

CCSS.HSF.BF.B.5

Evaluate the logarithm. Type in the number only for the answer.

 $\log_232$  

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Evaluate the logarithm. Type in the number only for the answer.

 $\log_464$  

Tags

CCSS.HSF.BF.B.5

Evaluate the logarithm. Type in the number only for the answer.

 $\log_381$  

Tags

CCSS.HSF.BF.B.5