Ifx+1/x=13/6find x2+1/x2
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(x+1/x)=13/6
Squaring on both sides,
(x+1/x)²=(13/6)²
x²+(1/x)²+2(x)(1/x)=169/36
x²+1/x²+2=169/36
x²+1/x²=169/36-2
x²+1/x²=(169-72)/36
x²+1/x²=97/36
Hope it helps..
Squaring on both sides,
(x+1/x)²=(13/6)²
x²+(1/x)²+2(x)(1/x)=169/36
x²+1/x²+2=169/36
x²+1/x²=169/36-2
x²+1/x²=(169-72)/36
x²+1/x²=97/36
Hope it helps..
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