関連ワード:  integral of 1 sin x cos x    integral of 1 sin x cos x dx    integral of 1 sin x cos x 2    integration of 1 sin x cos x 2 dx    integration of 1 sin x cos x from 0 to pi 4    integration of 1 sin x cos x 3    integral of 1 sin x a cos x b    integral of 1 sin x cos cube x    integration of 1 upon sin x cos x    integration of 1 sin x 3 cos x dx