Algebra 2 Review: Linear-Quadratic Systems and Quadratic Formula

Review of solving quadratic equations and systems involving quadratic equations.

[oldmegone]

At 2:39, should it be 121 - (-96) = 217 since:
-4 * 8 = -32
-32 * 3 = -96
121 - (-96) = 217
217 > 0 = 2 real roots?

Thanks for the videos, they've been very helpful in my Algebra class.