JEE Main · MathematicsEasy
Which of the following is not a statement in mathematical logic?
- A.The square root of 2 is an irrational number
- B.Every rectangle is a square
- C.Please close the door
- D.$5 + 7 = 12$
Show correct answer & step-by-step solution
Correct answer: C — Please close the door
Solution
- A mathematical statement is defined as a declarative sentence that possesses a definite truth value of either true or false.
- Options A, B, and Dare declarative sentences that can be evaluated as true or false.
- Option C, 'Please close the door', is an imperative sentence (a command) and lacks a truth value.
- Hence the answer is (C).
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