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<div style="font-size:30px">'''DCOS(x)'''</div><br/>
<div style="font-size:30px">'''DCOS(Number)'''</div><br/>
* where '''x''' is the angle in Degree
* <math>Number</math> is the angle in Degree.
[[Manuals/calci/COS| COS]] can be used if the angle is in Radians.<br/>
[[Manuals/calci/COS| COS]] can be used if the angle is in Radians.<br/>
== Examples ==
== Examples ==
'''DCOS(x)'''
'''DCOS(Number)'''
*'''x ''' is the angle in degrees.
*'''Number ''' is the angle in degrees.
* COS(-x)=COS(x)
* COS(-x)=COS(x),Here x is any Number.
* Result shows DCOS(abc)= NAN
* Result shows DCOS(abc)= NAN