DO Consider the series _ (-1)" (7x +8)" n=0 (a) Find the series' radius and interval of convergence. (b) For what values of x does the series converge absolutely? (c) For what values of x does the series converge conditionally? (a) The interval of convergence is (Simplify your answer. Type your answer in interval notation.) The radius of convergence is (b) The series converges absolutely on the interval (c) For what values of x does the series converge conditionally? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The series converges conditionally at x = (Use a comma to separate answers as needed.) O B. The series does not converge conditionally Next Completed Ascianmente Inl