Math Practice
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Exponents & Roots
Exponents & Roots
Exponent rules, square roots, and fractional powers without a calculator
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Quick Reference
Product Rule
x
a
· x
b
= x
a+b
Quotient Rule
x
a
/ x
b
= x
a−b
Power Rule
(x
a
)
b
= x
ab
Negative Exponent
x
−n
= 1/x
n
Fractional Exponent
x
1/n
=
n
√x
Key Roots
√2 ≈ 1.4 | √3 ≈ 1.7 | √5 ≈ 2.2 | ³√2 ≈ 1.26
Question 1 of 10
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