\(\frac{4}{\sqrt{3}+1}\) का परिमेयकृत रूप कौन-सा है?
Which is the rationalised form of \(\frac{4}{\sqrt{3}+1}\)?
Explanation opens after your attempt
Correct Answer
C. \(2\sqrt{3}-2\)
Concept
Multiplying by the conjugate gives (\frac{4\(\sqrt{3}-1\)}{2}=2\sqrt{3}-2). Simplify the whole fraction after rationalising.
Why this answer is correct
The correct answer is C. \(2\sqrt{3}-2\). Multiplying by the conjugate gives (\frac{4\(\sqrt{3}-1\)}{2}=2\sqrt{3}-2). Simplify the whole fraction after rationalising.
Exam Tip
संयुग्मी से गुणा करने पर (\frac{4\(\sqrt{3}-1\)}{2}=2\sqrt{3}-2) मिलता है। हर को परिमेय बनाते समय पूरा भिन्न सरल करें।
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