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    Music A-Level

    9th, 11th, and 13th chords

    What 9th, 11th, and 13th chords means in Music A-Level, as defined for AQA.

    Definition of 9th, 11th, and 13th chords

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    Reference: AQA

    Continuing the pattern of stacked thirds yields these chords, each additional third introducing new dissonances and harmonic complexity.
    AQA · Area of study 3: Music for media - Musical elements

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