1. Write the equation of a parabola with the vertex (2, - 4) that goes through the origin. Be sure to show all work.

2. Find the domain of the given function:y=x2+3x+4

A. Cannot be determined B. x < -4 C. x > 4 D. All Real Numbers

3. Find the range of the given function:y=x2+3x4

A.y6.25 B. All Real Numbers C.y6.25 D.y6.25

4. Find the vertex of the given function:y=x23x4

A. (1.5, -6.25) B. (1.5, 6.25) C. (-1.5, -6.25) D. (-1.5, 6.25)