SOLUTION: For f(x) = x^2 - 18x +78 find: a. The vertex form (a(x-h)^2 +k) b. the vertex of the parabola c. The x-intercepts d. The y-intercept

Algebra ->  Test -> SOLUTION: For f(x) = x^2 - 18x +78 find: a. The vertex form (a(x-h)^2 +k) b. the vertex of the parabola c. The x-intercepts d. The y-intercept      Log On


   

Question 730243: For f(x) = x^2 - 18x +78 find:
a. The vertex form (a(x-h)^2 +k)
b. the vertex of the parabola
c. The x-intercepts
d. The y-intercept
Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
(a)(9,-3)
(2)(9,-3)
(3)(9+√3,0
(4)(0,78)