X 2 2 4 9x July 8, 2019 16 32 64 128 X 2 4x 4 2 9x 2 36x 44 0 X 2 4x 4 x 2 9x 20 )= 1 X 2 9x 14 x 2 4 2x 2 9x 2 x 2 4 3x 2 x 2 9x 2 4