Question: Who wrote when will my life begin from tangled?
Disambiguated questions and answers: question: Who wrote the lyrics for when will my life begin from tangled?
Who wrote the music for when will my life begin from tangled?
answer: Menken
Alan Menken
Slater
Glenn Slater
Natural Questions answer: Lyrics are by Glenn Slater
music is by Alan Menken (from the Wikipedia article "When Will My Life Begin?")