How do you identify the important parts of #y = 4x^2 + 12x + 9# to graph it?
1 Answer
Oct 24, 2015
Graph y = 4x^2 + 12x + 9
Explanation:
There is a double root at vertex (-3/2, 0). The upward parabola is tangent to the x-axis at vertex.
y- intercept --> Make x = 0 --> y = 9
graph{4x^2 + 12x + 9 [-10, 10, -5, 5]}
