The document discusses music scales and their components. It defines a scale as a collection of notes grouped together based on musical relationships. It explains that major and minor scales typically consist of seven notes and are octave-repeating patterns. It provides examples of major scales using sharps and flats. It also discusses the chromatic scale, diatonic major scales, diatonic natural minor scales, and melodic minor scales. It provides the intervals, steps, and formulas that define each type of scale.
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