Assertion Reason MCQ on Irrational Numbers

Question

Statement-1 (Assertion): The sum of any two irrational numbers is an irrational number.

Statement-2 (Reason): There are two irrational numbers whose sum is a rational 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

Consider:

\[ \sqrt{2} + (-\sqrt{2}) = 0 \]

Here, both numbers are irrational, but their sum is rational.

So:

  • Statement-1 is false
  • Statement-2 is true

Statement-2 provides a counterexample, proving Statement-1 is incorrect.

Final Answer

✔ Correct option: (d)

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