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Cosine

Nghe phát âm
( Xem từ này trên từ điển Anh Việt)

Noun

Trigonometry .
(in a right triangle) the ratio of the side adjacent to a given angle to the hypotenuse.
the sine of the complement of a given angle or arc. Abbreviation
cos
Mathematics . (of a real or complex number x ) the function cos x defined by the infinite series 1 ? ( x 2 /2!) + ( x 4 /4!) ? + , where ! denotes factorial. Abbreviation
cos Compare sine def. 3 factorial def. 1

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