Indefinite integrals? Determine the following indefinite integrals? (1 + cos 3?)d?

Solution Step 1 In this problem we are going to evaluate the given integral (1+cos 3)d In order to evaluate we will be using the following rules. 1. Sum rule: (f +g)dx = f dx + g dx n xn+1 2. Power rule: x d = n+1n =/1