6.23.14 Transforming tan(x) into sin(x)/cos(x): tan2sincos
The tan2sincos command replaces tan(x) by
sin(x)/cos(x) in an expression.
-
tan2sincos takes one argument:
expr, an expression containing trigonometric functions.
- tan2sincos(expr) returns
expr with anything of the form tan(x) replaced by
sin(x)/cos(x).
Example.
Input:
tan2sincos(tan(2*x))
Output: