3.5.1.2.29 Tan

Description

The tan(x) function returns value of tangent for each value of the given x. This and other trigonometric functions can take values in radians, degrees, and gradian. The units are determined by (which can also be set in ).

Syntax

double tan(double x)

Parameter

x

can be any real number.

Return

Returns value of tangent of x.

Example

aa = tan(1);
aa = ; //should return -1.5574077246549

See Also

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