Question

se A elevado a -1+belevado a -1 =c elevado a -1 para a=-1/2 e b=1/3 c vale?

Answer 1

$A^{-1} + B^{-1} =C^{-1} \\ A= -\frac{1}{2} \\ B= \frac{1}{3} \\ \\ ( \frac{-1}{2}) ^{-1}=-2 \\ \\ \frac{1}{3} ^{-1} = 3 \\ \\ \\ A=-2 \\ B=3 \\ -2+3=1 \\ C=1 ^{-1} =1$