Exponents and Logarithms

Practice Questions

SAT Subject Test in Math I › Exponents and Logarithms

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10 of 17

1

Simplify:

2

Give the set of real solutions to the equation

$2 ^{2x+2} + 11 \cdot 2^{x} - 3 = 0$

(round to the nearest hundredth, if applicable)

3

$\textup{Solve for }x:$

$2 ^{2x} +4 = 2^{x+2}$

4

Simplify:

$\log50-\log5$

5

Solve for :

$2^{x} = 8 ^{2-x}$

6

How many elements are in a set that has exactly 128 subsets?

7

Simplify:

$\log_618+\log_672$

8

Rewrite as a single logarithmic expression:

$\ln x - 2 \ln (x + 2)$

9

Simplify:

$\log_3729$

10

Solve for (round to the nearest hundredth):

$3 ^{x+ 4} = 2^{x+ 9}$

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