Express 2y−1(y−3)2\displaystyle \frac{2y-1}{(y-3)^2}(y−3)22y−1 in the form A(y−3)+B(y−3)2\displaystyle \frac{A}{(y-3)} + \frac{B}{(y-3)^2}(y−3)A+(y−3)2B