Evaluate the following expressions. 13 9 5 Z k 7 a. b. (2k + 1) c. 12 d. K = 1 ( 3 + 1 2 ) K = 1 K = 1 n = 1 5 4m + 4 4 7 6 e. 7 f. > (5j -6) g. _ k(3k +8) h. _ sin m = 1 j =1 2 K = 1 n= 0 13 a. K = (Type an integer or a simplified fraction.) K =1