Question

Determine the axis of symmetry the vertex and the x-and y intercepts f(x)=x2+2x-3

Answer 1

the axis of symmetry is: x=-1
The x- and y intercepts is: x- intercept: (1,0),(-3,0)
                                          y intercept: (0,-3)

Hope this helps!:) 

Answer 2

the axis of symmetry is: x=-1
The x- and y intercepts is: x- intercept: (1,0),(-3,0)
                                          y intercept: (0,-3)