Please help

5 points each (section 5.1): Show all work for maximum credit (Use a calculator only to check your answers) 1. Determine whether the sequences {an} are C or D. If it converges, find its limit. 3n2 +1 2n+7 12n-7 a. an = b. an C. an en Vn2 +1 2n2 + 5n 4n n sin n2 d. an 5 n e. an = 1+4 f. an = n n2 1 2 3 4 ... g. 5' 7' 9' 11' h. an = sin nT Due: Done In-Class