Math, asked by ram2745, 1 year ago

if x=3√2.find (x + 1/x)^2

Answers

Answered by SRK1729

1

(x+1/x)^2= x^2+1/x^2+2

=18 +1/18 +2

=20+1/18

= 361/18

=20.05

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