C7♭9 5-string bass chord

How to play C7♭9 on 5-string bass

The most common way, the first shape above: your ring finger on the E string at the 8th fret, your middle finger on the A string at the 7th fret, your little finger on the D string at the 8th fret and your index finger on the G string at the 6th fret. Don’t play the B string.

From the B string x 8 7 8 6 (x: not played, 0: open)

What notes are in C7♭9?

C7♭9, C dominant seventh flat nine, is C, E, G, B♭ and D♭: the root (C), the major third (E), the perfect fifth (G), the minor seventh (B♭) and the flat ninth (D♭). Its formula is 1 3 5 ♭7 ♭9.