rationalise the denominator 6+√5/6-√5
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Answer:
Given,6+√5/6-√5
To:- Rationalise it's denominator
Now,we'll multiply it by 6+√5/6+√5
=> 6+√5/6-√5×6+√5/6+√5
=>(6+√5)²/(6)²-(√5)²
=>(6)²+2×6×√5²+(√5)²/36-5
=>41+12√5/31
Hence after rationalising denominator of 6+√5/6-√5
we get 41+12√5/31
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