By applying this pattern as a kind of formula, we can work out the major or minor scale for any key. The formula for a major scale is T-T-S-T-T-T-S, where S stands for an interval of one semitone (the ...

Guitar lessons: You’d be forgiven for thinking that you’d use the minor scale to construct minor 7th chords, but that’s not quite how it works. All scales and chords are compared to the major scale, ...