We can extend up to a 13th in this way by progressively adding in the non-chord tones of a scale – in theory, at least. In ...

In blues ‘dominant’ 7 chords (A7 or D7 for example) are more common than basic major, minor and sus chords. The A7, D7 and E9 ...

Harmonic minor keys are used when writing chords. There is another ... Harmonic minors use the relative major key signature and raise the seventh note of the scale. For example, in A harmonic ...