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Trigonometric Function : Sine, Cosine and Tangent
2016년 3월 21일 월요일
Trigonometric Function : Sine, Cosine and Tangent
In Right-angled triangle, they are defined like the picture below.
sine -> sin
cosine -> cos
tangent -> tan
In Cartesian coordinate system,
we can notate trigonometric functions, sine, cosine and tangent,
like the picture above.
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