Let the set of all a ∈ R such that the equation cos^2 x + a sin x = 2a−7 has a solution be [p ,q]..

Let the set of all a ∈ R such that the equation cos 2 x + a sin x = 2 a − 7 has a solution be [ p , q ] and r = tan 9 ∘ − tan 27 ∘ − (1/ cot 63 ∘ )+ tan 81 ∘ , then pqr is equal to
JEE MAINS 2024 PYQ solution of " TRIGONOMETRY " chapter
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[@AmolGaikwad-n6y]

Thank you sir😊

[@Luis-y17]

🗣️BYE BYE ⁉️👋🔊🔊

[@dattobasatpute2991]

Great explain 🎉