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the point where a graph crosses one of the axes.
(N0) all the natural positive numbers, together with zero. N0 = {0; 1; 2;...
represents the rate of change or gradient of a function at any particular point.
(between two points on a curve) the inclination of a straight line through two points on a curve...
a function that produces the size of an angle, given one of the angle's trigonometric ratios: If...