9 3 x 5 12 2 July 8, 2019 16 32 64 128 17 3 x 2 5 12 9 2x 9 4x 3 5 x 12 12 5 9 2x )= 3 x 2 )- 27 2 3 x 5 9 7 12 9 sqrt 3 x 2 12 5 sqrt 3 x 2 9×3 5 9 5 x 12 9 x 5/3
