How to Play Piano Chord: A major 9 sharp 11 — root | PianoKitty

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Amaj9♯11

root position

A major 9 sharp 11

root position

Notes

A, C♯, E, G♯, B, D♯

Parent major scale: A

The notes of the A major scale are:

#	Note	Function
1	A	root
2	B	second
3	C♯	third
4	D	fourth
5	E	fifth
6	F♯	sixth
7	G♯	seventh
8	A	octave
9	B	ninth
10	D	eleventh

Major scale pattern

The semitone pattern for a major scale is:

WWHWWWH

where:

W = Whole step (2 semitones)
H = Half step (1 semitone)

major 9 sharp 11 chord pattern

1, 3, 5, 7, 9, ♯11

root	A
third	C♯
fifth	E
seventh	G♯
ninth	B
sharp eleventh	D♯

Similar chords

A major 9 with a major 3rd added on top (4 semitones)
A dominant 9 sharp 11 with flattened seventh

Upper structures

A major stacked under Am (separated by a major 7th)

Play it as two chords

G♯ minor A · G♯

G♯–B–D♯ = 7, 9, ♯11 · left hand: root + major 7th
E major A · G♯

E–G♯–B = 5, 7, 9 · left hand: root + major 7th

Practice the major 9 sharp 11 chords Practice all inversions of Amaj9♯11

The keyboard can of every chord — change it any time in Preferences.