SOLUTION: How can you factor and simplify cot^4x+2cot^2x+1? (Verifying Trigonometric Identities)
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Question 1080626: How can you factor and simplify cot^4x+2cot^2x+1? (Verifying Trigonometric Identities)
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
How can you factor and simplify cot^4x+2cot^2x+1?
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Sub u for cot(x)
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