What Are the Different Forms of Quadratic Equations?

[catwalk]

https://ibb.co/r032ntj

 

[skeeter]

b) vertex form of a quadratic equation is $y =a(x-h)^2 + k$ where $(h,k)$ are the vertex coordinates

c) standard form of a quadratic equation is $y = ax^2 + bx + c$

d) link on how to do a Desmos quadratic regression

that's about all the help I can offer since this looks like a graded assignment