Compound angle formulae Flashcards by Joshua Hunter | Brainscape

Q

sin (pi/2 - θ)

A

cosθ

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Q

cos (pi/2 - θ)

A

sinθ

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Q

tan (-θ)

A

-tanθ

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Q

cos (-θ)

A

cos θ

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Q

sin (-θ)

A

-sinθ

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