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Inverse Trigonometric Functions

WB JEE 2026

MCQM+2 / -02026

যদি $f(x)=x\left(1331 x^2-3630 x+3300\right)$ হয়,তবে $a=\cos ^2\left(\tan ^{-1}\left(\sin \left(\cot ^{-1} 3\right)\right)\right)$-এর জন্য

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