When writing the solution to the partial fraction decomposition this solution Select one O a O b O C O d O e 3 X of 2 3 2 3 x x 2 2 x 2 3 x x 2 3 x2 x 2 x what is the first step of x 1 3x 2 x x 2 1 A B x 2 x 1 Ax B x 2 3x 2 x x 2 C x 1 3x 2 x x 2