Question

A) o cubo de 0,5
B)o quadrado de - 1,3

Answer 1

A)0,5^3=0,5×0,5×0,5=0,125

B)-1,3^2=-1,3×-1,3=1,69

Answer 2

$a) \: {0.5}^{3} \\ ( \frac{1}{2} {)}^{3} \\ \frac{ {1}^{3} }{ {2}^{3} } \\ \frac{1}{8}$

$b) \: { - 1.3}^{2} \\ - ( \frac{13}{10} {)}^{2} \\ - \frac{ {13}^{2} }{ {10}^{2} } \\ - \frac{169}{100}$