Trig

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Simplify: csc A - sin A - Cot A
Cot A Csc A

1/sin - sin A - 1/tan
1/tan 1/sin

-sinA?

• Trig -

rewrite all in terms of sines and cosines, find a common denominator and "simplify".

BTW, I got it as far as
cotA(cosA - 1)

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