A Dominant 9th
A9 is made of 5 notes: A, C#, E, G and B. Here it is in root position, with A at the bottom.
Inside Notley Piano: all the inversions of A9, fingering for both hands, a play button, and practice that helps you remember it.
| Note | Degree | Interval from A |
|---|---|---|
| A | 1 | root |
| C# | 3 | major 3rd |
| E | 5 | perfect 5th |
| G | b7 | minor 7th |
| B | 9 | 9th |
A dominant 9th chord stacks a 9th on top of a dominant 7th. It sounds funky and rich, a classic sound in funk and soul.