A 9(b5)/E
The A 9(b5) chord consists of the A (Perfect unison), C# (Major third), D# (Diminished fifth), G (Minor seventh) and B (Major ninth) notes, with E as the bass note.
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How to play the A 9(b5)/E chord
- Play E as the lowest bass note in the left hand
- Find A (Root) on the piano keyboard
- Add C# (Major third) — 4 semitones above A
- Add D# (Diminished fifth) — 6 semitones above A
- Add G (Minor seventh) — 10 semitones above A
- Add B (Major ninth) — 14 semitones above A
- Press all 6 notes simultaneously to sound the A 9(b5)/E chord