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.
THE MAN FROM SNOWY RIVER by A.B. Banjo Paterson. There was movement at the station, for the word had passed around That the colt from old Regret had got away, And had joined the wild bush horses - he was worth a thousand pound, So all the cracks had gathered to the fray.