\(\frac{5}{\sqrt{29}+2}\) का परिमेयकृत रूप क्या है?
What is the rationalised form of \(\frac{5}{\sqrt{29}+2}\)?
Explanation opens after your attempt
B. \(\frac{\sqrt{29}-2}{5}\)
Concept
Multiplying by the conjugate makes the denominator (29-4=25). So the form is \(\frac{\sqrt{29}-2}{5}\).
Why this answer is correct
The correct answer is B. \(\frac{\sqrt{29}-2}{5}\). Multiplying by the conjugate makes the denominator (29-4=25). So the form is \(\frac{\sqrt{29}-2}{5}\).
Exam Tip
संयुग्मी से गुणा करने पर हर (29-4=25) बनता है। इसलिए रूप \(\frac{\sqrt{29}-2}{5}\) है।
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