Question

if x =(√2-1)/(√2+1), then find the value of (x^2)+( 1/(x^2))​

Answer 1

hope it helps you.........

Answer 2

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Galileo di Vincenzo Bonaiuti de' Galilei was an Italian astronomer, physicist and engineer, sometimes described as a polymath, from Pisa. Galileo has been called the "father of observational astronomy", the "father of modern physics", the "father of the scientific method", and the "father of modern science". 

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