Current location - Training Enrollment Network - Mathematics courses - Qu Wanling, Answers to After-class Exercises in Discrete Mathematics
Qu Wanling, Answers to After-class Exercises in Discrete Mathematics
A: Zhao, B: money, C: Sun, D: Li and E: Zhou.

(1) Zhao is gone, and so is the money. A → B = ┐ A ∨ B

(2) One of Li and Zhou will go to D ∨ E.

(3) money, only one of the two grandchildren (b∧┐c)∩(b∧c)

(4) Will Sun and Li go or not ()

(5) If Zhou goes, Zhao and Qian will also go to E → A ∧ B = E ∧ (A ∧ B).

Five intersecting

Zhao Ganzhou or Sun Li?