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Q.

If p⇒(q∨r) is false, then truth values of p,q,rare respectively

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a

T,F,F

b

F,T,T

c

T,T,F

d

F,F,F

answer is A.

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Detailed Solution

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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