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(2 x^{2} - \frac{3}{x^{3}})^{9}

{}^{9}C_{6} 2^{3} 3^{6}

{}^{9}C_{5} 2^{4} 3^{5}

{}^{9}C_{4} 2^{5} 3^{4}

নেই

ANS : 5

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