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Precalculus
These activities explore many topics in Precalculus
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File Name
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eActivities
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| Trigonometry |
y=sin(x) Add y=x, Damped Oscillation,
Basic of Fourier, Area of Triangle, Law of Cosines, Law of Sines |
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| Parametric Equations |
Paramet Interval, Elimination, Circle, Line OA-OP=t(OB-OA),
Line OP=OA+tAB, Throwing a Baseball, Cycloid, Lissajou Curve |
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| Polar Coordinates |
Plotting Point, Conversion, Circle, Distance of Two
Polar Coordinates, Polar Form Curves |
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| Polar & Complex |
Trigonometric Form, Calculation Multiply/Divide, Calculation
Power, nth Root, DeMoivre's Theorem |
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| Vectors, Part 1 |
Vector Points and Length, Vector Addition, Vector
Scalar, Vector Angle, Vector Dot Product, Vector Projection, Vector
Unit |
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| Vectors, Part 2 |
Midpoint, (na+mb)/(m+n), Center of Gravity,
Perpendicular, p=ma+nb |
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| Vectors, Part 3 |
Line (p-p0)n=0, Line p=(1-t)a+tb, Line
p=p0+td, Circle (p-c)(p-c)=r2, Circle (p-a)(p-b)=0,
Circle (p-c)(a-c)=r2, 3D Distance Norm |
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| Linear Programming |
Linear Programming - 2 eActivities |
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| Conics - Parabola |
Up or Down (0,0), Right or Left (0,0), 3 Up or Down
(h,k), Right or Left (h,k), Reflective Property |
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| Conics - Ellipse |
x-(0,0), y-(0,0), x-(h,k), y-(h,k) |
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| Conics - Hyperbola |
x-(0,0), y-(0,0), x-(h,k), y-(h,k) |
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| Conics - More |
Discriminant, Graph Conics, Translation, Rotation
of Graph, Rotation of Axes, Eccentricity, Eccentricity Graph, Planetary
Orbit, Conics (Parametric) |
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| Partial Fraction |
Partial Fraction - 3 eActivities |
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| Systems |
Nonlinear system (2 eActivities), Row Eschelon Form,
Reduced Row Eschelon Form, More RREF |
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| Interesting Results |
Interesting Graph, Number e, Pi Sine Curve,
Solving Inequalities |
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