f(x)= 3 - 2x2; g(x)=x; h(x)=3
3 - 2x2=x
-2x2-x=-3
2x2+x=3 |:2
x^2+\( \frac{1}{2} \)x=\( \frac{3}{2} \)
(x+\( \frac{1}{4} \))^2=\( \frac{3}{2} \)+(\( \frac{1}{4} \))^2=\( \frac{25}{16} \) |\( \sqrt{} \)
1.)x+\( \frac{1}{4} \)=\( \frac{5}{4} \)
x₁=1 g(1)=1
2.)x+\( \frac{1}{4} \)=-\( \frac{5}{4} \)
x₂=-\( \frac{3}{2} \) g(-\( \frac{3}{2} \) )=-\( \frac{3}{2} \)