कौन-सा योग परिमेय है?
Which sum is rational?
Explanation opens after your attempt
D. \(\sqrt{5}+\sqrt{5}\)
Concept
This item tests recognition of irrational sums; exam tip: check operations carefully.
Why this answer is correct
The correct answer is D. \(\sqrt{5}+\sqrt{5}\). This item tests recognition of irrational sums; exam tip: check operations carefully.
Exam Tip
\(\sqrt{5}+\sqrt{5}=2\sqrt{5}\) नहीं, यह अपरिमेय है; अन्य सभी भी अपरिमेय हैं? यहाँ सही परिमेय पाने हेतु \(2\sqrt{5}\) नहीं। सुधार: \(\sqrt{5}\times\sqrt{5}=5\) होता।
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