Difference between revisions of "TrigSimplify Command"

From GeoGebra Manual
Jump to: navigation, search
m (updated some text)
Line 13: Line 13:
 
:*<code>TrigSimplify[sin(x)^2 - cos(x)^2 + 1]</code> gives ''2 sin²(x)''.</div>}}
 
:*<code>TrigSimplify[sin(x)^2 - cos(x)^2 + 1]</code> gives ''2 sin²(x)''.</div>}}
 
{{note|1=<div>  
 
{{note|1=<div>  
* This command works for the variable ''x'' only! (<code>TrigSimplify[1 - sin(y)^2]</code> gives ''-sin²(y) + 1''.)
+
* This command works for all variables in the [[File:Menu view cas.svg|link=|16px]] [[CAS View]], but only for variables x, y and z in the [[File:Menu view algebra.svg|link=|16px]] [[Algebra View]]!
 
* See also [[TrigExpand Command]] and [[TrigCombine Command]].</div>}}
 
* See also [[TrigExpand Command]] and [[TrigCombine Command]].</div>}}

Revision as of 14:46, 11 August 2015



TrigSimplify[ <Expression> ]
Simplifies the given trigonometric expression.
Examples:
  • TrigSimplify[1 - sin(x)^2] gives cos²(x).
  • TrigSimplify[sin(x)^2 - cos(x)^2 + 1] gives 2 sin²(x).

CAS Syntax

TrigSimplify[ <Expression> ]
Simplifies the given trigonometric expression.
Examples:
  • TrigSimplify[1 - sin(x)^2] gives cos²(x)
  • TrigSimplify[sin(x)^2 - cos(x)^2 + 1] gives 2 sin²(x).
Note:
© 2021 International GeoGebra Institute