If cosec theta - sin theta=a^3, sec theta-cos theta=b^3, Prove that a^2b^2(a^2+b^2)=1

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RD Sharma CBSE Class 10 Chapter 6 Trigonometric Identity EX 6.1 Q 76
  1. CBSE Class 10-12 Kishan Swaroop Yadav
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