Power Reducing Formulas Flashcards by Brian Higgins | Brainscape

Q

Cos^2

A

(1+cos2u)/2

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Q

Sin^2u

A

(1-cos2u)/2

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Q

Sin(u/2)

A

+or- sqrt((1-cosu)/2)

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Q

Cos(u/2)

A

+or- sqrt((1+cosu)/2)

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Q

Tan(u/2)

A

(1-cosu)/sinu or sinu/(1+cosu)

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