1 is 2 13 3 The solution set for the equation cos x = Use this information to solve the following equation - - over the interval [0,2x). 1 cos 2x = 2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. } The solution set is { (Simplify your answer. Type an exact answer, using t as needed. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) O B. The solution set is .