-6 Write out the form of the partial fraction decomposition of e function (as in Example 7). Do not determine the numerical lues of the coefficients. 1 2x+5 1. (a) (b) (x-3)(x+5) (x-2) (x + 2) x-6 1 2. (a) (b) x+x-6 x + x4 2+4 x3 + x 3. (a) (b) x-3x + 2x x(2x-1)(x+3)