कौन सा विकल्प \(\frac{1}{5-\sqrt{6}}\) का परिमेय हर वाला रूप है?
Which option is the rationalized form of \(\frac{1}{5-\sqrt{6}}\)?
Explanation opens after your attempt
A. \(\frac{5+\sqrt{6}}{19}\)
Concept
The conjugate of the denominator is \(5+\sqrt{6}\), and the denominator becomes (25-6=19). Hence the first option is correct.
Why this answer is correct
The correct answer is A. \(\frac{5+\sqrt{6}}{19}\). The conjugate of the denominator is \(5+\sqrt{6}\), and the denominator becomes (25-6=19). Hence the first option is correct.
Exam Tip
हर का संयुग्मी \(5+\sqrt{6}\) है और हर (25-6=19) बनता है। इसलिए पहला विकल्प सही है।
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