I need help graphing a parabola........please...

[Panama]

Determine whether the following parabola opens upward or downward.
Find the y intercept, x intercept, and the vertex.

y=x^2- 2x- 3

I've found the y intercept, x intercept, and the vertex. But I need help graphing the parabola.

(0,-3)
(-1,0) (3,0)
vertex (1,-4)

 

[Denis]

Where's the graph paper? :shock:

 

[Panama]

Please see attachment.

 

[Denis]

Please see attachment.

Guess I need glasses...