問題詳情

3.若abc≠ 0，則下列哪個式子不成立？
(A)c✖(a -b) = ac -bc
(B)(a -b)÷ c = a ÷ c -b ÷ c
(C)(a + b)✖c = ac + bc
(D)c ÷ (a -b) = c ÷ a - c ÷b (1-3)

參考答案

答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)