Math, asked by hfjf, 1 year ago

rationalise the denominator of 3+root 5 by 3-root 5

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Answered by pranavi54321

0

hope this helps you....

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Answered by Anonymous

0

3+√5/3-√5
(3+√5)(3+√5)/(3-√5)(3+√5)
(3+√5)²/3²-(√5)²
3²+(√5)²+2×3×√5/9-5
9+5+6√5/4
14+6√5/4
2(7+3√5)/4
7+3√5/2

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