Question

4/√11-√7 rationalising the denominator .


please tell me explanation


help box (answer ) :--- √11+√7 it will help you

please give correct explanation

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Answer 1

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Answer 2

HOLA !!!

Answer :-

$\sqrt{11} + \sqrt{7}$

Explanation :-

$(4 \div ( \sqrt{11} + \sqrt{7} )) \times (( \sqrt{11 } \sqrt{7} ) \div ( \sqrt{11} + \sqrt{7} ))$

$= (4( \sqrt{11} + \sqrt{7} )) \div (11 - 7)$

$= (4( \sqrt{11} + \sqrt{7} ) \div (4)$

$= \sqrt{11} + \sqrt{7}$

HOPE IT HELPS UHH #CHEERS