Math, asked by Yaminimahor, 6 months ago

7+ 3√5
7-3√5rationalize by denominator

Answers

Answered by dunukrish

0

Step-by-step explanation:

(7+3√5)/(7-3√5)

=(7+3√5)²/(7²-(3√5)²)

=(49+45+42√5)/(49-45)

=(94+42√5)/4

=(47+21√5)/2.

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