Math, asked by bishal8547, 4 months ago

My question is -
Why 2 added in the last second step???

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Answered by gargaditya263

18

Answer:

꧁༺AＮＳＷＥＲ༻꧂

2 is added so that x+ 1/ x become whole square of √ x+ 1/√x .

may this help you .

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