How do you play the D m7(b9)/C chord?

To play the D m7(b9)/C chord on piano, play the D m7(b9) chord (D, F, A, C and D#) with C as the lowest bass note. Place the C note below the other chord tones. Slash chords specify a particular bass note different from the chord root.

What is a slash chord?

A slash chord (or compound chord) is written as Chord/Bass and specifies both a chord and a bass note. The note to the right of the slash is played as the lowest note. The D m7(b9)/C chord means a D m7(b9) chord with C in the bass.

D m7(b9)/C

Q: What notes are in the D m7(b9)/C chord?

The D m7(b9)/C chord uses the 5 notes of the D m7(b9) chord — D (Perfect unison), F (Minor third), A (Perfect fifth), C (Minor seventh) and D# (Minor ninth) — with C played as the bass note in the lowest register.

The D m7(b9) chord consists of the D (Perfect unison), F (Minor third), A (Perfect fifth), C (Minor seventh) and D# (Minor ninth) notes, with C as the bass note.

Piano keyboard showing the notes for a D m7(b9)/C chord

How to play the D m7(b9)/C chord

Play C as the lowest bass note in the left hand
Find D (Root) on the piano keyboard
Add F (Minor third) — 3 semitones above D
Add A (Perfect fifth) — 7 semitones above D
Add C (Minor seventh) — 10 semitones above D
Add D# (Minor ninth) — 13 semitones above D
Press all 6 notes simultaneously to sound the D m7(b9)/C chord

Related chords with different root

D m7(b9)
D m7(b9)(#9)
F m7(add6)
F 7(add6)

Related slash chords

D m(addb9)/C