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can you please solve these questions for me and give me the correct answers by writing them on a piece of paper. please finish them

can you please solve these questions for me and give me the correct answers by writing them on a piece of paper. please finish them asap because its due soon!!

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2. Evaluate using a trig identity. To earn full points you need to write out the identity you are using and evaluate algebraically. (Evaluate using a calculator will earn you half points) (a) sin(-) (b) sec(15)

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