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Rational Exponents

Evaluate. Give your answers as fractions.

$729^{\frac{1}{3}}$
$32^{\frac{1}{5}}$
$1^{\frac{1}{2}}$
$121^{\frac{1}{2}}$

$\left(-27\right)^{\frac{1}{3}}$
$\left(-343\right)^{\frac{1}{3}}$
$\left(-8\right)^{\frac{1}{3}}$
$\left(-216\right)^{\frac{1}{3}}$

$36^{-\frac{1}{2}}$
$64^{-\frac{1}{3}}$
$32^{-\frac{1}{5}}$
$16^{-\frac{1}{2}}$

$\left(-27\right)^{-\frac{1}{3}}$
$\left(-1000\right)^{-\frac{1}{3}}$
$\left(-8\right)^{-\frac{1}{3}}$
$\left(-125\right)^{-\frac{1}{3}}$