Evaluate: s x 5 √ x² + 4 dx =

(a) Say a, is given by 3n n is even 4" 5n n is odd Compute lim sup Jan|i and state what information about the series E, ak is given by the k=1 Root Test. (b) Say lim, +o An = 0. Show E ak – ak+2 converges by computing the partial sums of the Lk=1 series.

Evaluate d/dq sec3(q2)

Look at pic plz