Math, asked by 0udhayveer0, 1 month ago

If x + 1/x = 20, find x^2 + 1/x^2

Answers

Answered by ritachaulyapku

1

Answer:

398

Step-by-step explanation:

L.H.S

x2 + 1/x2

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

= (20)2 - 2

= 398

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