How do you find the vertex and intercepts for #y = 8x + 5x^2 – 3#?
1 Answer
Jul 12, 2016
Vertex
Explanation:
x-coordinate of vertex:
y-coordinate of vertex:
Vertex
To find y-intercept, make x = 0 --> y = -3
To find 2 x-intercepts, make y = 0 and solve the quadratic equation
There are 2 x-intercepts (2 real roots):