Question

What is the vertex of this parabola f (x)=−(x+3)(x+10)

Answer 1

x = -6.667 y = 12.22

Explanation:

You can easily figure out the vertex to a quadratic equation by inputting it into a graphing calculator and using the trace function to find the vertex. If you are stuck with these types of questions, I recommend investing in a TI-84 Plus CE.