Logarithmic Functions

Practice Questions

Pre-Calculus › Logarithmic Functions

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1

Evaluate the following logarithmic expression:

$\log _5\left(\frac{1}{25}\right)+\log _7(49)$

2

Evaluate:

$\log_2256$

3

Evaluate the following logarithm:

$\log_5125$

4

Which of the following diagrams represents the graph of the following logarithmic function?

$y=log_{5}x$

5

Evaluate the following logarithm: $\log _5(7)$

6

Which of these is a correct method for evaluating $log_{4}8$ ?

7

Evaluate to four decimal places: $\log _{5} 7$

8

Evaluate this logarithm: $f(x)=\log_{3}x,\hspace{1mm}x=243$

9

Which of these is a correct method for evaluating $log_{4}8$ ?

10

Evaluate to four decimal places: $\log _{5} 7$

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