Minor 9th (m9)
m7 + 9th
Prove it — just do the practice exercise.
Dm9 Root Position
D (R)F (♭3)A (5)C (♭7)E (9)
The m9 extends m7:
• R – ♭3 – 5 – ♭7 – 9
Softer than m7 with extra color. Typical as ii chord in ii-V-I.
Example: Dm9 = D + F + A + C + E
• R – ♭3 – 5 – ♭7 – 9
Softer than m7 with extra color. Typical as ii chord in ii-V-I.
Example: Dm9 = D + F + A + C + E