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Bookmark or Share- Tangent -- from Wolfram MathWorldThe tangent function is defined by tanx=(sinx)/(cosx), (1) where sinx is the sine function and cosx is the cosine function. The notation tgx is sometimes also used (Gradshteyn and Ryzhik 2000, p. xxix).
- The Tangent Function – Mathematical MysteriesThe word “tangent” comes from “tangens”, meaning touching or extending (the line that touches the circle at one point). The term “tangent” referring to an angle was first used by the Danish mathematician Thomas Fincke in 1583. It derives from the fact that the tangent of an angle α (oriented as in the figure, so that the first side coincides with the semi-axis of the positive x ...
- Tangent - WikipediaIn geometry, the tangent line (or simply tangent) to a plane curve at a given point is, intuitively, the straight line that "just touches" the curve at that point. Leibniz defined it as the line through a pair of infinitely close points on the curve.
- Tangent - Math.netTangent. Tangent, written as tan(θ), is one of the six fundamental trigonometric functions. Tangent definition. Tangent, like other trigonometric functions, is typically defined in terms of right triangles and in terms of the unit circle. The right-angled triangle definition of trigonometric functions is most often how they are introduced ...
- Tangent Definition & Meaning - Merriam-WebsterThe meaning of TANGENT is an abrupt change of course : digression. How to use tangent in a sentence.
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