A.fff\(x^2=wz\)/fff
B.fff\(|x^{2}y|=|(-w)z| \)/fff
C.−(wz) = wz
D.fff\(|-x^{2}|=|(-w)z| \)/fff
E.−w = z
F.fff\(x^2=-|y|\)/fff
我的答案: