27. Write the form of the partial fraction decomposition of the rational expression. Do not find the numerical values of the constants. x- - x - 8 2x3 -3x2 + 6x - 9 A Bx + C a. + 2x - 1 x 2 + 3 A Bx + C b. + 2x + 1 x2 - 3 A Bx + C + C. 2x - 3 x2 + 3 A Bx + C d. + 2x + 3 x2 - 328. (Optional Extra Credit 1point) Find the length of the curve. y 6 (x2 + 4) /2, 05x52 a. 4.6667 b. 3.3333 c. 2.6667 d. 3.6667 e. 4.3333 Enter the appropriate value to answer the question or solve the problem. 29. (Optional Extra Credit 2 points) Evaluate the integral. dx Vx +4 +(x+4)Vx+4