3 x 4=19 July 8, 2019 16 32 64 128 3 x 4 19 3 4 x 1920 3 x 4 1 19 3 x 2 )+ 4 19 13 3 4 x 19 m2 X 3x 4 19 Yamaha 13 3 4 x 19 X 3 2x 4 )=- 19 3 4 x 192 3 4 x 192 )= 348 3 4 x 190 X 3 4 = 19 04 3 4 x 196 3x 3 4 192 3 x 4 5 19