X 2 2 8x 7 July 8, 2019 16 32 64 128 $2 x 2 8x 7 0 X 2 x 2 8x 7 3 X 2 8x 2 3x 7 X 2 8x 7 factored X 2 8x 72 X 2 8x 768 X 2 8x 7x X 2 8x 72 0 X 2 8x 75 X 2 y 2 8x 6y 7 0 X 2 8x 768 0 X 2 )- 8x 7 ≥ 0 X 2 )( 7x 2 8x 3 X 2 y 2 8x 8y 7 0
