-3x2-12x-7-by-completing-the-square-and-state-whether-it-is-a-maximum-or-minimum

Question

Find the vertex of the parabola y=−3x2+12x−7y = $$-3x^2 + 12x - 7 by $$completing the square and state whether it is a maximum or minimum.

Accepted Answer

﻿(2,5)(2, 5)

(2,5)﻿ Maximum

Answer

(−2,5)(-2, 5) Minimum

Answer

(2,−5)(2, -5) Minimum

Answer

(4,1)(4, 1) Maximum

Find the vertex of the parabola y=−3x2+12x−7y = -3x^2 + 12x - 7 by completing the square and state whether it is a maximum or minimum.