又是双参的范围问题，很经典！

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若函数\(f(x)=x-\dfrac{\lambda}{x^2}-\mu(3\ln x -\ln \lambda)\)(其中\(\lambda,\mu\)为正数)在区间\((\dfrac{\lambda}{\mu^2},\infty)\)上恰有3个不同零点，求\(\dfrac{\lambda}{\mu^3}\)的取值范围.

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