Use only the fact that 6x(2-x)dx = 4 and the properties of integrals to evaluate the integrals in parts a through d, if possible. 0 a. Choose the correct answer below and, if necessary, fill in the answer box to complete your choice. A. 1 6x(2-x)dx = -4 (Simplify your answer. Type an exact answer, using radicals as needed.) B. The integral cannot be calculated using the given information. b. Choose the correct answer below and, if necessary, fill in the answer box to complete your choice. A. 0 x(2-x)dx = 2 3 (Simplify your answer. Type an exact answer, using radicals as needed.) B. The integral cannot be calculated using the given information. c. Choose the correct answer below and, if necessary, fill in the answer box to complete your choice. A. У 30х(2- 30x(2-x)dx=-20 (Simplify your answer. Type an exact answer, using radicals as needed.) B. The integral cannot be calculated using the given information. d. Choose the correct answer below and, if necessary, fill in the answer box to complete your choice. 6x(2-x)dx= A. (Simplify your answer. Type an exact answer, using radicals as needed.) B. The integral cannot be calculated using the given information.