(- 5) 2n 3. Determine if the following series is convergent or divergent: (4 pts) n2 in n=1 4. Determine if the following series is convergent or divergent: (3 points) 1 + cel that eve per of the family of functions 1 - cel lo a solution of the differential equation y = ()-1) (4 points) 5. Determine if the following series is convergent or divergent. If it is convergent, fin (- 5 ) 1-1 its sum: M: (4 points) 23n n=1