2 2 5x 4 July 8, 2019 16 32 64 128 2 5x 2 4x 7 2 5x 2 4x 2 5x 2 4x 0 2 x 2 5x 4 X 2 2 5x 4 0 3x 2 2 5x 4 2 5x 2 )= 10x 4 X 2 )( 5x 2 4x 9 x 2 2 5x 4 2 4 5x 2 4 5 4x 2 5x 2 4 2 5x 2 3 4 2 5x 2 )= 3 4x 1 25x 2 25x 4 25x 2 25x 4 0