please answer this. It's urgent
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Hope it helps u.....
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Step-by-step explanation:
Multiplying by 4-3√5
(4-3√5)²/4²-(3√5)²
= 16+45-24√5/16-45
= 61-24√5/29
= 61/29 - 24/29√5 .
= a + b√5 .
So now a = 61/29 , b = -24/29
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