The function f (x) = 3x+12x+11 can be written in vertex form as?

Question

Mathematics

Walter Ware

19 September, 11:37

The function f (x) = 3x+12x+11 can be written in vertex form as?

+1

Answers (1)

Know the Answer?

Cody Romero · Answer 1

y = - 3 (x - 2) ^2 + 1 x - coordinate of vertex: x = - b / (2a) = - 12/-6 = 2 y-coordintae of vertex: y (2) = - 12 + 24 - 11 = 1 Vertex form: y = - 3 (x - 2) ^2 + 1 Check. Develop y to get back to standard form: y = - 3 (x^2 - 4x + 4) + 1 = - 3x ^2 + 12x - 11.