Question

1) p&q are true and r & s are false, then the truth value of ( pr) + (8 + 9) is A)Both T and F B) Neither T nor F C)T D)​

Answer 1

Step-by-step explanation:

T, F, F

p→q is false only when p is true and q is false.

∴p→(q∨r) is false when p is true and (q∨r) is false, and

q∨r false when both q,r are false.

Hence T,F,F