\(\frac{8}{\sqrt{18}-\sqrt{10}}\) का परिमेयकृत रूप कौन-सा है?
Which is the rationalised form of \(\frac{8}{\sqrt{18}-\sqrt{10}}\)?
Explanation opens after your attempt
A. \(\sqrt{18}+\sqrt{10}\)
Concept
Multiplying by the conjugate makes the denominator (18-10=8). So the answer is \(\sqrt{18}+\sqrt{10}\).
Why this answer is correct
The correct answer is A. \(\sqrt{18}+\sqrt{10}\). Multiplying by the conjugate makes the denominator (18-10=8). So the answer is \(\sqrt{18}+\sqrt{10}\).
Exam Tip
संयुग्मी से गुणा करने पर हर (18-10=8) बनता है। इसलिए उत्तर \(\sqrt{18}+\sqrt{10}\) है।
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