Question

1. Calcule as potências:

Answer 1

a)

$\frac{9}{4}$

b)

$\frac{25}{16}$

c)

$- \frac{1}{32}$

d) 1

e)

$- \frac{1}{27}$

f)

$- \frac{7}{13}$

g) 2,89