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Find the value of the coefficient of 1/x in the expansion (2x-1/x)^5
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Find the value of the coefficient of 1/x in the expansion (2x-1/x)^5

User WattsInABox
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(2x-1/x)^5
=-48x^3+80x-40/x^2+10/x^3-1/x^5
User Denisse
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