## Unified mathematics |

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abscissa algebraic angle annuity approximately arch arithmetical mean arithmetical series axes axis coefficients complex numbers Compute conic conic sections coordinates corresponding cos2 cosines cubic curve decimal place determine Detroit Observatory diagram diameter directrix distance divided ellipse equal feet per second Find the equation formula function geometrical geometrical series given line gives graphically height hence horizontal hyperbola hyperboloid inches integers interpolation intervals length line joining log cot logarithms method multiplied negative Note obtained ordinate parabola parallel parametric equations perpendicular plane plane geometry Plot the graph points of intersection polar positive quadratic quotient radians radical axis ratio represents right triangle roots of unity side significant figures Similarly sin2 sine solution Solve straight line substituting surface tangent tangent of slope theorem tion trigonometric trigonometric functions units values variable vector velocity vertex vertical whence Write the equation x-axis y-axis y-intercept zero