Assertion Reason MCQ on √3 Irrational

Question

Statement-1 (Assertion): \( \sqrt{3} \) is an irrational number.

Statement-2 (Reason): The square root of a positive integer which is not a perfect square is an irrational number.

Options:

(a) Statement-1 is true, Statement-2 is true; Statement-2 is a correct explanation for Statement-1.

(b) Statement-1 is true, Statement-2 is true; Statement-2 is not a correct explanation for Statement-1.

(c) Statement-1 is true, Statement-2 is false.

(d) Statement-1 is false, Statement-2 is true.

Solution

\( 3 \) is not a perfect square.

Hence, its square root:

\[ \sqrt{3} \]

is an irrational number.

Statement-2 gives the general rule that explains why \( \sqrt{3} \) is irrational.

  • Statement-1 is true
  • Statement-2 is true
  • Statement-2 correctly explains Statement-1

Final Answer

✔ Correct option: (a)

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