y = 2x - x2
F(x) = - x2 + 2x
Vértice V (h, k)
h= -b/2a
h = - (2) / 2 (-1)
h = -2 / -2
h = 1
k = 4ac - b2 / 4a
k = 4 (-1)(0) - (2)2 / 4(-1)
k = -4 / -4
k = 1
Vertice (1, 1)
X - Intersectos Igualando a cero
2x - x2= 0
x (2 -x) = 0
x = 0 2 - x = 0
-x = -2
x = 2
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