Question

81) calcule a) (-0,3)2 =

Answer 1

a)

(-0,3)^2=>

$( - \frac{3}{10} )^{2} = \\ \\ \frac{9}{100} = \\ \\ 0.09$

Answer 2

Resposta:

a)(-0,3)2=

(-0,3)×(-0,3)=0,9