Precalculus

Systems

We begin studying conics with parabolas, putting examples in standard form and finding the different parts, like focus, vertex, and directrix. See how easy it is to graph and use features like G-Solve in the Conics application.

Download these eActivities.

1. Nonlinear System 1 Solve by Substitution
2. Nonlinear System 2 Solve numerically
3. Row Echelon Form Gaussian Elimination
4. Reduced Row Echelon Form (RREF)
5. More RREF

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