Question: 1. Verify the following identity: cot2 ???? 1 sin ????cot???? sin???? 2. 2. Without using a calculator, find the exact value of: a) sin37???? 12

1. Verify the following identity: cot2 ???? 1 sin ????cot???? sin???? 2. 2. Without using a calculator, find the exact value of: a) sin37???? 12 b) tan(412)tan(277) 1+tan(412)tan(277) 3. If cot???? = 4 3 , with 0

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