2sec^2θ-sec^4θ-2cosec^2θ+cosec^4θ=cot^4θ-tan^4θ

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2sec^2θ-sec^4θ-2cosec^2θ+cosec^4θ=cot^4θ-tan^4θ
  1. Nihar Hirani
  2. GSEB material
  3. Similarities of triangle
  4. similarities
  5. Trigonometry
  6. trigonometry GSEB
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