GCSE; Eduqas; Other Graphs - Eduqas The equation of the tangent to a circle - Higher. The most commonly occurring graphs are quadratic, cubic, reciprocal, exponential and circle graphs. Their ...

The tangent is defined as the single point where a straight line meets a curved surface. The tangent can be determined with a collection of mathematical formulas but is most commonly determined by ...

Construction of the Tangent to a Parabola: 2.1: An applet illustrating how the tangent to a parabola is obtained through successive secant lines. Functions with Corners: 2.1: Some examples of graphs ...

Higher; Circles and graphs The tangent. The equation of a circle can be found using the centre and radius. The discriminant can determine the nature of intersections between two circles or a ...

Show that the tangent lines to the graph of \(x^2-xy+y^2=3\text{,}\) at the points where the graph crosses the \(x\)-axis, are parallel to each other. Solution. The graph crosses the \(x\)-axis at the ...