7.4 Exercises 1-6 Write out the form of the partial fraction decomposition of the function (as in Example 7). Do not determine the numerical values of the coefficients. I 1 2x + 5 1. (a) (b) (x-3)(x+5) (x 2)(x + 2) 6 2. (a) (b) x+x 6 I x + 1 3. (a) (b) x-3x + 2x 5 x(2x-1)(x + 3) x+x+1 4. (a) (b) (x- 1)(x - 1) 5. (a) (b) (xx)(x+2x + 1) x+x-6 6. (a) 4 (b) 12) SECTIO