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the axis of symmetry in a hyperbola that separates the two branches.
a value towards which a sequence or series tends; or a position towards which a line moves.
statistical data organised in a table. The data may be grouped or ungrouped.
(between two points on a curve) the inclination of a straight line through two points on a curve...
cosecant, secant and cotangent are the three reciprocal functions of sine, cosine and tangent,...