問題詳情

1. Which of the following logic equivalence statements are incorrect?
(A)


(B)


(C)


(D)


(E)

 (Assume that x does not occur as a freevariable in A and the domain of x is nonempty.)

參考答案

答案:[無官方正解]
難度:計算中-1
書單:沒有書單,新增