How to find a logarithm

Practice Questions

ACT Math › How to find a logarithm

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1

If $\log _{x}{25}=2$ , then ?

2

If log4 x = 2, what is the square root of x?

3

Simplify:

$\textup{log a}^2+\textup{log b}+\textup{log c}^3.$

4

How can we simplify this expression below into a single logarithm?

$3log(x)+\frac{1}{2}log(4y)-log(z)$

5

Evaluate

log327

6

If $\log _{2}64=x$ , what is ?

7

Solve for x in the following equation:

log224 - log23 = log_x_27

8

y = 2x

If y = 3, approximately what is x?

Round to 4 decimal places.

9

Solve for

.

Round to the nearest hundredth.

10

Solve the following equation

.

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