Which statement is not true about an idée fixe? question 5 options: it was a technique used by hector berlioz. it’s a unifying element within a program symphony. it would be performed by a singer. its appearances will vary during the course of a piece of music.

It is not true that "idée fixe" would be performed by a singer.

Explanation:

The idée fixe was first used by Hector Berlioz in his symphony fantastique. The term describes a repetitive musical theme or element within a symphony or composition. The pattern can be varied during the course of the musical composition.