Pythagorean Identities Flashcards by Lisa Forster | Brainscape

Q

Sin2x

A

Sin2x + cos2x = 1

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Q

1 + tan2x =

A

Sec2x

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Q

1 + cot2x =

A

Csc2x

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Q

1 - Sin2x =

A

Cos2x

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Q

Sec2x -1 =

A

Tan2x

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Q

Csc2x - 1 =

A

Cot2x

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