Parity Identites Flashcards

0
Q

cos (-u) = ?

A

cos u

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1
Q

sin (-u) = ?

A

-sin u

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2
Q

tan (-u) = ?

A

-tan u

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3
Q

cot (-u) = ?

A

-cot u

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4
Q

csc (-u) = ?

A

-csc u

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5
Q

sec (-u) = ?

A

sec u

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