Question

Stiind ca x-1 supra x=2,calculati x patra+ 1 supra x patrat.

VA ROG SA MA AJUTATI !!!!!!

Answer 1

$\frac{x-1}x=2$

[tex]x-1=2x x-2x=1 -x=1 x=-1[/tex]

$x^{2} +\frac1{ x^{2} }=(-1)^2+\frac1{(-1)^2}=1+\frac11=1+1=2$