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 If p(qr) is false, then truth values of p,q,rare respectively 

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By Expert Faculty of Sri Chaitanya
a
T,F,F
b
F,T,T
c
T,T,F
d
F,F,F

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detailed solution

Correct option is A

If 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 is false when both q and r are false  Hence, truth values of p,q,r are respectively T,F,F.


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