Math, asked by AaraynGrG222, 1 year ago

(Xplus1byX)square when X-1byX=3 with process

Answers

Answered by rishu6845

1

Answer:

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Answered by PankajPaul

1

Answer:

(+-)√13

Step-by-step explanation:

we know that,

(x-1/x)^2=(x+1/x)^2-4.x.1/x

=>3^2=(x+1/x)^2-4

=>9+4=(x+1/x)^2

=>(x+1/x)=(+-)√13

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