FREE IGNOU MCS-013 SOLVED ASSIGNMENT 2018-19

(b) Make truth table for followings: (3 Marks)
i) p→ (~ q ∨ ~ r) ∧ (p ∨ r)
ii) p→(~ r ∧ q) ∧ (p ∧ ~ q)

(c) Draw a Venn diagram to represent followings: (2 Marks)
i) (A ∪ B ∩ C) ∪ (B ∩ C ∪ D)
ii) (A ∪ B ∩ C) ∩ (C~A) ∩ (A ∪ C)

(d ) Obtain the truth value of disjunction of “ Water is essential for life” and “2+2=4”.
(2 Marks)

Question 2:
(a) Write down suitable mathematical statement that can be represented by the
following symbolic properties. (2 Marks)
i) (x) (y) (z) P
ii) (x) (y) (z) P

(b) What are conditional connectives? Explain with example. (2 Marks)

ANSWER