Question

(1)Calcule:
a) ( – 0,5)2 1/4
b)( – 1)5 -1

Answer 1

A) multiplique:

$( - 0.5) \frac{21}{4} \\ - \frac{21}{8}$

B) multiplique o -1 pelo 5:

$( - 1)5 - 1 \\ - 5 - 1$

calcule:

$- 6$