Question 283676
the general equation is ___ y = ax^2 + bx + c


three unknowns and three equations


Eq 1 ___ 39 = a(-2)^2 + b(-2) + c


Eq 2 ___ 5 = a(0)^2 + b(0) + c


Eq 3 ___ 9 = a(9)^2 + b(9) + c