Please explain all steps in detail from your own work for good feedback.

7. 8. The word odd shown below is used to represent any positive odd integer. The word even sh wn below is used to represent any positive even integer. For each case, explain the integration stratew that should be used. For example, the answer to part a is to use u-substitution, setting u equal to either sin x or cos x. a) b) c) d) sm sm sm sm x cosoddx dx x dx x cos x cosoddx dx x dx e) g) h) secodd X tanodd X d X sec x d x tanodd x d x sec x tan d x Evaluate the integrals. a) sin4x cos x dx b) sec2x tan2x d x c) sin3x dx