C 11(sus4)
The C 11(sus4) chord consists of the C (Perfect unison), F (Perfect fourth) and A# (Minor seventh) notes.
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How to play the C 11(sus4) chord
- Find C (Root) on the piano keyboard
- Add F (Perfect fourth) — 5 semitones above C
- Add A# (Minor seventh) — 10 semitones above C
- Press all 3 notes simultaneously to sound the C 11(sus4) chord