cot x can be rewritten as cos x / sin x so, sin x + cos x. cosx / sin x sin x + (cos x)^2 / sin x Then if you multiply by sin x... sin x. sin x + sinx. (cos x)^2 / sin x which becomes (sin x)^2 + (cos x)^2 I'll leave the honors to you.
Old Man River. NOTE Old Man River was a standard part of Robeson's repertoire and appears on many of his albums. It also became William Warfield's signature song. Show Boat's 1927 premiere announced the advent of a new kind of musical. For the first time, characters developed and matured.
Moon River. Moon River is a song composed by Henry Mancini with lyrics by Johnny Mercer. It received an Academy Award for Best Original Song for its performance by Audrey Hepburn in the movie Breakfast at Tiffany's (1961). It also won Mancini the 1962 Grammy Award for Record of the Year and won Mancini and Mercer the Grammy Award for Song of the Year.