Pure 4
Pure 6
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AS/A2 Pure 4 Pure 6 |
| P5 Topic 1: Coordinate Systems | |
| Tangents and normals to the ellipse |   |
| Use your mouse to change the values of a and b. The graph displayed is an ellipse. It is described by the Cartesian equation: | |
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| Also displayed in red are the tangent and normal to the curve. These lines can be moved by changing the value of t. | |
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Based on
free Java applets from