How do you find the max or minimum of #f(x)=7x^2+4x+1#?
1 Answer
Nov 19, 2017
This is a quadratic equation, which is a parabola, and the coefficient of the
Explanation:
This means the parabola will open upwards , and the vertex is a minimum.
First let's find the x-coordinate of the vertex:
The y-coordinate of the vertex is:
So the vertex, v =
(It's after one in the morning as I do this, so re-check my arithmetic above.)
Connie