rationalise the denominator
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Step-by-step explanation:
= (7+3√5)*(7+3√5)/(7-3√5)*(7+3√5)
= (7+3√5)^2/7^2-(3√5)^2
= 49+45+42√5/4
= 94+42√5/4
HOPE IT HELPS U
Answered by
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