## anonymous 4 years ago describe how to simplify each expression: 16^1/2

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1. anonymous

$x^{\frac{a}{b}}=\sqrt[b]{x^a}$ $16^{\frac{1}{2}}=\sqrt{16^1}=\sqrt{16}=4$

2. anonymous

$16^{1/2}$ $=\sqrt{16}$ $=\sqrt{4^{2}}$ =4

3. anonymous

well first say raised to the half is the same thing as square root of a number. and then you realize: 16 square root is 4.