Question

sendo x= (2-1/2) elevado a -2 e y= (1+1/3) elevado a- 1, calcule x.y​

Answer 1

Resposta:

$x = (2 - \frac{1}{2})^{-2} \\\\y = (1 + \frac{1}{3})^{-1} \\\\x.y = [ (2 - \frac{1}{2})^{-2} ] . [ (1 + \frac{1}{3})^{-1} ] \\\\x.y = \frac{1}{3}$