Maharashtra State BoardHSC Arts 12th Board Exam
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If A = {3, 5, 7, 9, 11, 12}, determine the truth value of the following. ∀ x ∈ A, x2 + x is an even number - Mathematics and Statistics

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Sum

If A = {3, 5, 7, 9, 11, 12}, determine the truth value of the following.

∀ x ∈ A, x2 + x is an even number

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Solution

For each x ∈ A, x2 + x is an even number. So the given statement is true, hence its truth value is T.

Concept: Truth Value of Statement
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