Question

X=(-1/3)*3+{3*-1-(-3)*-1}*-2.Se tiverem dúvida no enúnciado,falem.

Answer 1

x=$\frac{-1}{9} + ( \frac{1}{3} + \frac{1}{3}) ^{-2}$

$\frac{-1}{9} + (\frac{2}{3})^{-2}$

$\frac{-1}{9} + (\frac{3}{2})^{2}$

$\frac{-1}{9} + \frac{9}{4} = \frac{77}{36}$