COS returns a trigonometric cosine of a numerical expression

Syntax

COS(NumExp)

Arguments 

• NumExp is a numerical expression

Remarks

1. The numeric Expression should be an angle specified in Radians

Example knowledgebases

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An example knowledgebase of this function can be downloaded here.

Descriptionee

The example knowledge base contains all trigonometric functions. 

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Wikipedia: [Trigonometric function]

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