Question

a parabola will open ____ if x² is negative and it has a __________ point.

Explanation:

In the standard - form of a parabola \(y = ax^{2}+bx + c\), when \(a<0\) (equivalent to \(x^{2}\) having a negative coefficient), the parabola opens downwards. And a parabola that opens downwards has a maximum point.

Answer:

down, maximum