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Evaluate, using the tables if necessary.

sec 180 + sin 270 - tan 180 + cot 270

Sagot :

Mistressofdarkidn

Answer:

-2

Step-by-step explanation:

sec 180 + sin 270 - tan 180 + cot 270

= -1 + (-1) - 0 + 0

= -1 + (-1)

= -2

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