9 3 4 8 2 7 July 8, 2019 16 32 64 128 4 9 x 3 8 x 2 7 4 9 3 5x )( 7x 2 8 )= 0 4 9 3 5х )( 7х 2 8 )= 0 4 9 x 3 8 x 2 7 x 1 6 3(8-4)^2+7 times 9 4 9 of 3 8 of 2 7 of 294 9 2 5m )- 4 13m 8 3 7m 9 8 3 2x 3 2 7x 4 3 7x 8 4 9 2 5x