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discriminant
equation of straight line through \((x_1,y_1)\) with gradient \(m\)
perpendicular straight lines with gradients \(m_1\) and \(m_2\)
equation of circle with centre \((a,b)\) and radius \(r\)
differentiation of \(y=x^n\)
differentiation of \(y=f(x)+g(x)\)
Min / Max / Point of inflection
(2nd derivative)
Minimum point
(2nd derivative)
Maximum point
(2nd derivative)
