Question 395944
y=x^2+2x-6
generate variuos values of y for +ve & -ve values of x.
find the vertex x= (-b/2a)=-1
y= -7
..
{{{graph(500,500,-10,10,-10,10,y=(x^2+2x-6))}}}
x intercept = 1.6,-3.6
y intercept = -6
vertex (-1-7)
..
these values can be confirmed by calculations.