I don’t know much theory at all and I’m close to an absolute beginner at Piano. Do I have to go through the motions with classical piano first?
classical music helps with the foundations of music
to play & understand jazz music-you need to know–All maj/min scales
modes
pentatonic scales
diminished scales
chordal scales
All triads
6th chords
7th chords
9ths, 11ths, 13ths
altered chords
knowing the above–then you can learn to play jazz