$(1$ point$)$ Quadratic Equations. Quadratic Equations don't always look like such. To obtain one you may have to carry out some sort of substitution or manipulate expressions suitably.

The equation

$2x-5\sqrt[\phantom{2}]{x}+2=0$

has two real solutions. The smaller is $,$ and the larger is

The equation

$2x^4-5x^2+2=0$

has two positive real solutions. The smaller is $,$ and the larger is

The equation

$\frac{1}{x-1}-\frac{x}{x+1}-2=0$

has two real solutions. The smaller is $,$ and the larger is