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Nine's

Author:Steve Phelps

New Resources

Trefoil Knot
Damped Trochoidal Curve
Hyperbolic Paraboloid
Fourier Lissajous (Mechanical)
Cartesian vs Polar

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Compare the sine function and it's modulus
GRECIA - Altezza di un triangolo
Transformations
Untitled
Special Right Triangles 30-60-90

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Algebra
Poisson Distribution
Angles
LCM and GCD
Ellipse

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