Zapisz w postaci kanonicznej.
1.y=3x^2-6x+1 2.y=-x^2-2x-4 3.y=-x^2-4x-1 4.y=-3x^2-9x+5
Wzór
y=a(x-p)^2+q
\Delta=36-12=24
p=\frac{-b}{2a}=\frac{6}{6}=1
q=\frac{-\Delta}{4a}=\frac{-24}{12}=-2
Odp,
y=3(x-1)^2-2
Zad. 2
y=-x^2-2x-4
\Delta=4-16=-12
p=\frac{-b}{2a}=\frac{2}{-2}=-1
q=\frac{-\Delta}{4a}=\frac{12}{-4}=-3
Odp.
y=-(x+1)^2-3