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Question

If statement p(qr) is true then the truth values of statements p, q, r respectively

A
T, F, T
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B
F, T, F
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C
F, F, F
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D
all of these
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Solution

The correct option is B all of these
p(qr) is false
p is true and (q r) is false
p is true, q and r both are false
i.e. p (q r) is false when truth values of p, q, r are T, F, F respectively otherwise it is true.

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