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下列运算错误的是
A.(-2)×(-3)=6
B.×(-6)=-3
C.(-5)×(-2)×(-4)=-40
D.(-3)×(-2)×(-4)=-24
(-2)×(-3)=6
(-5)×(-2)×(-4)=-40
(-3)×(-2)×(-4)=-24