Question

Calcule:

a)



$( - \frac{3}{4} m) {}^{2} =$


b)


$( - \frac{5}{6} m {}^{3} ) {}^{2} =$


ajudaa

pf
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Answer 1

Resposta:

a) $\frac{9}{16} m^2$

b) $\frac{25}{36} m^6$

Explicação passo a passo:

a)

$(-\frac{3}{4}m)^{2}\\(-\frac{3}{4})^2m^2\\\frac{9}{16} m^2$

b)

$(-\frac{5}{6}m^3 )^2\\(-\frac{5}{6})^2 m^{3\times2}\\\frac{25}{36} m^6$