AP Calculus Parametric Equations, Polar Coordinates, and Vector-Valued Functions Multiple Choice Practice β 25+ AP-style questions covering parametric curves, polar graphs, vector operations, velocity, acceleration, and motion in the plane (BC). Aligned to AP College Board CED Units 9. Build student confidence before unit tests and the AP exam with rigorous, classroom-ready problems that balance conceptual understanding and procedural skill. What's Included: Original AP-style multiple choice que