With simple II V I voicings the flat 5th and b9 are not played. It is in the 3 note chords that these notes are heard. Note how the b5 of the II chord becomes the b9 of the V chord.
With simple II V I voicings the flat 5th and b9 are not played. It is in the 3 note chords that these notes are heard. Note how the b5 of the II chord becomes the b9 of the V chord.