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# What is the coefficient of ​ in the expansion of ? Express your answer as a common fraction.

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What is the coefficient of $$x^2y^2$$  in the expansion of$$\left(\frac{3}{5}x-\frac{y}{2}\right)^8$$ ? Express your answer as a common fraction.

Jz1234  Aug 27, 2017
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There is no x^2y^2 term in the expansion of this.....the sum of the exponents on both variables must = 8

CPhill  Aug 27, 2017