Question
Expand the following: $\left(2 x+\frac{1}{y}\right)^{6}$

Answer

$64 x^{6}+\frac{192 x^{5}}{y}+\frac{240 x^{4}}{y^{2}}+\frac{160 x^{3}}{y^{3}}+\frac{60 x^{2}}{y^{4}}+\frac{12 x}{y^{5}}+\frac{1}{y^{6}}$

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