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4-47.

Simplifica cada expresión sin utilizar calculadora.

$25^{-1/2}$

$\left(\frac{1}{27}\right)^{-1/3}$

$9^{3/2}$

$16^{-3/4}$

Compute without a calculator

Paso (a):

$\frac{1 }{ \sqrt{ 25 } }$

Respuesta (a):

$\frac{ 1 }{ 5}$

Paso (c):

$\left(9^{1/2}\right)^{3}=?$

Paso (b):

$\left(\frac{1}{27}\right)^{-1/3}=27^{1/3}=\sqrt[3]{27}$

Respuesta (b):

3

Paso (d):

$\left(16^{1/4}\right)^{-3}=?$

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