Question

Consider the following quadratic function. Identify point A and B of parabola.

Answer 1

`y=x^2-8x+12`

For x = -2

`\begin{gathered} x=-2 \\ y(1)=(1)^2-8(1)+12=1-8+12=5 \\ Point_{}A\colon(1,5) \\ --------- \\ x=3 \\ y(2)=3^2-8(3)+12=9-24+12=-3 \\ Point_{}B\colon(3,-3) \end{gathered}`