What is the function in vertex of f(x) x^2+6x+3

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?