कौन-सा कथन गलत है?
Which statement is false?
Explanation opens after your attempt
C. दो अपरिमेय संख्याओं का गुणनफल हमेशा अपरिमेय होता हैThe product of two irrational numbers is always irrational
Concept
\(\sqrt{2}\) and \(\sqrt{2}\) are both irrational.
Why this answer is correct
Their product is (2), which is rational.
Exam Tip
Test always-type statements with a counterexample. चरण 1: \(\sqrt{2}\) और \(\sqrt{2}\) दोनों अपरिमेय हैं। चरण 2: इनका गुणनफल (2) है, जो परिमेय है। चरण 3: हमेशा वाले कथन को प्रतिउदाहरण से जांचें।
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