Question

1°Calcule a)64^1/2 b)400^1/2
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Answer 1

Explicação passo-a-passo:

.

$64 {}^{ \frac{1}{2} }$

$(2 {}^{6} ) {}^{ \frac{1}{2} }$

$2 {}^{3}$

$8$

.

$400 {}^{ \frac{1}{2} }$

$(20 {}^{2} ) {}^{ \frac{1}{2} }$

$20$