Question

dear sir please question number 14

Answer 1

your answer :-

given:-

x+1/x=2

now apply formula:-

(x+1/x)2=x2+1/x2+2×x×1/x [ x gets cancelled]
(x+1/x)2=x2+1/x2+2

put values

(2)2=x2+1/x2+2

4-2=2= x2+1/x2

hope helps

@AnanyaR☺