Establish the identity. tan u cot u - cos²u = sin²u Vrite the left side term cot u in term of tan u. os 2u tan u. - implify the expression from the previous step by canceling the common factor. -cos2u the expression from the previous step is equivalent to sin u using what? OA. Cancellation Property OB. Quotient Identity OC. Even-Odd Identity OD. Reciprocal Identity E. Pythagorean Identity

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