calculus

Classify the following sequences as CONVERGENT) or DIVERGENT (D). 4n' +7 -8 +1 ( ) a, = 7n -2n +0-4 ( ) b =- 2n e" -1 (-1)" n a) C-C-D bj C-D-D c) D-D-C d) D-C-C e) C-C-C A B C D m e