How to add exponents

Practice Questions

ACT Math › How to add exponents

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1

Solve for :

$\frac{64^4}{8^x} = 8$

2

What is 23 + 22 ?

3

Simplify: y3x4(yx3 + y2x2 + y15 + x22)

4

Simplify the following expression:

5

If $5^2 \times 5^n = 5^{12}$ , what is the value of ?

6

If $\frac{3^{y - 1}}{3^{-2}} = 27^{y}3^{y}$ , what is the value of ?

7

Solve for where:

$3^{x+1}=9^{x}$

8

Which expression is equivalent to the following?

9

Express as a power of 2: $2(4^3) \cdot 4(2^3)$

10

Simplify: hn + h–2n

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