Short answer: Fb+7b9 is a Fb Augmented 7♭9 chord containing the notes F♭, A♭, C, E♭♭, G♭♭. It has 4 inversions. Use the diagrams below to learn each voicing on the keyboard.
Also known as: Fb7♯5b9, Fb7+5b9
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Notes: F♭, A♭, C, E♭♭, G♭♭
Notes: A♭, C, E♭♭, F♭, G♭♭
Notes: C, E♭♭, F♭, G♭♭, A♭
Notes: E♭♭, F♭, G♭♭, A♭, C
Fb+7b9 is a Fb Augmented 7♭9 chord. It contains the notes F♭, A♭, C, E♭♭, G♭♭. On piano, play these notes simultaneously to sound the chord.
To play Fb+7b9 on piano, press the keys F♭, A♭, C, E♭♭, G♭♭ together. The root position uses these exact notes. There are 4 inversions available, each rearranging the same notes in a different order.
The Fb+7b9 chord contains the notes: F♭, A♭, C, E♭♭, G♭♭.
Fb+7b9 has 4 inversions. Each inversion rearranges the notes so a different note is at the bottom. The root position starts with the root note, the first inversion moves it to the top, and so on.
Fb+7b9 is also known as Fb7♯5b9, Fb7+5b9. These are different notations for the same chord with the same notes: F♭, A♭, C, E♭♭, G♭♭.