- the function of the complement of a given angle or arc: cosθ is the cofunction of sinθ.
Origin of cofunction
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Related Wordscollude, participate, conspire, cooperate, concur, concert, coact, cofunction, coproduce, interface
- The trigonometric function of the complement of an angle. The tangent, for example, is the cofunction of the cotangent.
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