Question Video: Finding Equivalent Expressions Using the Cofunction Identity for the Tan and Cotan

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Simplify tan (90° + 𝜃).
Simplify tan (90° + 𝜃).

Trigonometric Equations & Identities Unit, Part 2 - Nova Scotia

Cofunction identity of tan function

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Question Video: Finding Equivalent Expressions Using the Cofunction Identity for the Tan and Cotan

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