Ellipses

Firstly an ellipse is a squashed circle, and a circle is just a special type of ellipse. The general formula for an ellipse is: (1)   Where is the radius of the ellipse, is the radius of the ellipse in the x-direction and b is the radius of the ellipse in the y-direction. Therefore a […]

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Quadratics

A quick intro to quadratics! First a quadratic is any equation of the form where a,b & c are any real numbers, they produces a graph of the shape: Solving a quadratic, means we are finding the locations where the function equals zero, which is where the function crosses the y-axis, when . These locations […]

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