Which way does the parabola of this equation opens?
f (x) = -5x^2 + 6x -9
1 answer
The parabola of the equation f(x) = -5x^2 + 6x -9 opens downwards since the coefficient of the x^2 term is negative (-5).
f (x) = -5x^2 + 6x -9
1 answer