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Math.cos( ) compute a cosine

Availability

JavaScript 1.0; JScript 1.0; ECMAScript v1

Synopsis

Math.cos(x)

Arguments

x

An angle, measured in radians. To convert degrees to radians, multiply the degree value by 0.017453293 (2figs/U03C0.gif/360).

Returns

The cosine of the specified value x. This return value is between -1.0 and 1.0.

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