SOLUTION: given that f(7)=-10 find the value of a in the eauation f(x)=a(x-4)^2+8

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: given that f(7)=-10 find the value of a in the eauation f(x)=a(x-4)^2+8      Log On


   

Question 406872: given that f(7)=-10 find the value of a in the eauation f(x)=a(x-4)^2+8
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

given that f(7)= -10 find the value of a

f(x)=a(x-4)^2+8

-10 = a(3)^2 + 8

-18/9 = a

  -2 = a