For y = x2 + 4x − 12,

Determine if the parabola opens up or down.
State if the vertex will be a maximum or minimum.
Find the vertex.
Find the x-intercepts.
Describe the graph of the equation.

Question

For y = x2 + 4x − 12,

Determine if the parabola opens up or down.
State if the vertex will be a maximum or minimum.
Find the vertex. 
Find the x-intercepts.
Describe the graph of the equation.

anonymous · Answer

ax^2 +bx+c  is the quadratic equation with graph parabola.
here if a>0 (a is called the leading coefficient) parabola opening upwards a<0 downwards