Question

rationalise the denominator 1/7+√2-√3​

Answer 1

In the following question, if all the numbers that is 7, √2 and√3 are in the denominator then,

take 7+√2 as one term and √3 as another

Multiply numerator and denominator by 7-√2+√3

Then, it will become as   (7-√2+√3)/(49-2-3) = (7-√2+√3)/44

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