\(\frac{1}{3-\sqrt{2}}\) का परिमेयकृत रूप क्या है?
What is the rationalised form of \(\frac{1}{3-\sqrt{2}}\)?
Explanation opens after your attempt
Correct Answer
A. \(\frac{3+\sqrt{2}}{7}\)
Concept
Multiplying by the conjugate makes the denominator (9-2=7). So the form is \(\frac{3+\sqrt{2}}{7}\).
Why this answer is correct
The correct answer is A. \(\frac{3+\sqrt{2}}{7}\). Multiplying by the conjugate makes the denominator (9-2=7). So the form is \(\frac{3+\sqrt{2}}{7}\).
Exam Tip
संयुग्मी से गुणा करने पर हर (9-2=7) बनता है। इसलिए रूप \(\frac{3+\sqrt{2}}{7}\) है।
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