The following GMAT data sufficiency question tests your understanding of properties of parabolas in the coordinate plane that are commonly tested on the GMAT.

**Question 37**:

Given $mn \neq 0$, does the parabola $y=x^2+2mx+n$ intersect the $x-$axis at two distinct points ?

- (1) $n \lt 0$
- (2) $m^2 \gt n$

- Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
- Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
- BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
- EACH statement ALONE is sufficient.
- Statements (1) and (2) TOGETHER are NOT sufficient.

**Video Explanation**