Prove that cotxcot2x-cot2xcot3x-cot3xcotx=1 | class 11th math chapter 3 exercise 3.3

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Prove that cotxcot2x-cot2xcot3x-cot3xcotx=1 | class 11th math chapter 3 exercise 3.3
  1. Anand Kaksha
  2. Prove that cotxcot2x-cot2xcot3x-cot3xcotx=1
  3. class 11th math
  4. chapter 3 exercise 3.3
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Prove that cotxcot2x-cot2xcot3x-cot3xcotx=1 | class 11th math chapter 3 exercise 3.3

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