問題詳情

【題組】

9. Let p, g, and r be primitive statements for which (p → g) - r is false. Which of thefollowing is false?
(A)


(B)


(C)


(D)

is true.

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