`int (theta^2 + sec^2(theta)) dtheta` Find the indefinite integral.

Expert Answers
Borys Shumyatskiy eNotes educator| Certified Educator

It is

`int(t^2)dt+int(sec^2(t))dt=t^3/3 + tan(t)+C.`

where C is any constant. Both integrals are from must know table.