12 10 x 40 July 8, 2019 16 32 64 128 12 x 40 10 2 5 12 x )- 10 40 10 x 12 40 15 400 x 12 x 10 4000 x 12 x 10 40000 x 12 x 10 (- 12 x 8 40 10