Assertion Reason MCQ on Irrational Numbers Product

Question

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

Statement-2 (Reason): There are two irrational numbers whose product is not 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

Consider the example:

\[ \sqrt{2} \times \sqrt{2} = 2 \]

Both numbers are irrational, but their product 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)

Next Question / Full Exercise

Spread the love

Leave a Comment

Your email address will not be published. Required fields are marked *