Question

Which of the following is a quadratic equation?
$x^2-3\sqrt{x}+2=0$
$2x^2-5x=(x-1)^2$
$x^2+\frac{1}{x^2}=5$
$x+\frac{1}{x}=x^2$

Answer 1

question is nit a clearly

Answer 2

Answer:

hello ! here your answer 2 x square - 5x = (x-1 )whole square is a quadratic equation