Question

describe how to simplify each expression: 16^1/2

Answer 1

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

Answer 2

\[16^{1/2}\]
\[=\sqrt{16}\]
\[=\sqrt{4^{2}}\]
=4

Answer 3

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.