Even/Odd Identities Flashcards

1
Q

cos(-θ)=

A

cosθ

even

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2
Q

sin(-θ)=

A

-sinθ

odd

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3
Q

tan(-θ)=

A

sin(-θ)/cosθ=-tanθ

odd

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4
Q

cot(-θ)=

A

cosθ/-sinθ=-cotθ

odd

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5
Q

sec(-θ)=

A

1/cos(-θ)=secθ

even

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6
Q

csc(-θ)=

A

1/sin(-θ)=-cscθ

odd

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