Pure - Compound Angle Formula Flashcards by Samuel Speed

Q

What is sin(A+B)?

A

sin(A)cos(B) + cos(A)sin(B)

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Q

What is sin(A-B)?

A

sin(A)cos(B) - cos(A)sin(B)

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Q

What is cos(A+B)?

A

cos(A)cos(B) - sin(A)sin(B)

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Q

What is cos(A-B)?

A

cos(A)cos(B) + sin(A)sin(B)

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Q

What is tan(A+B)?

A

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Q

What is tan(A-B)?

A

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Q

What is cos(90-x)?

A

sin(x)

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Q

What is sin(90-x)?

A

cos(x)

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Q

What is the double angle formula of sin?

A

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Q

What is the double angle formula of cos?

A

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Q

What is the double angle formula of tan?

A

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