What are the values of a, b, and c in the quadratic equation 0 = {x2 – 3x – 2?

In the diagram of circle a what is m

I’m stuck on this equation, anyone got the answer?

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =