oblicz wartosc wspolczynnikow b i c trojmianu y=3x² +bx+c wiedzac, ze wierzcholkiem tej funkcji jest punkt w (1,-4)
f(x) = 3x^{2} + bx + c , W = (1, -4)
f(x) = 3 (x - 1)^{2} - 4
f(x) = 3 (x^{2} - 2x +1) - 4
f(x) = 3x^{2} - 6x + 3 - 4
f(x) = 3x^{2} - 6x - 1
a = 3 , b = -6 , c = -1
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f(x) = 3x^{2} + bx + c , W = (1, -4)
f(x) = 3 (x - 1)^{2} - 4
f(x) = 3 (x^{2} - 2x +1) - 4
f(x) = 3x^{2} - 6x + 3 - 4
f(x) = 3x^{2} - 6x - 1
a = 3 , b = -6 , c = -1