9 2 5x 3 July 8, 2019 16 32 64 128 9 2 5x 3 )= 13x 9 x 2 =- 5x 3 2x 4 9 5x 2 )= 356 2 5x 3x 9 5x 9 2 3x 1 9 5x 3 4 2 5x 2 3x 9 0 2x 2 5x 3 9 6x 2 4x 9 )= 2 3 5x 25x 2 5x 30x 9 Y x 3 9 5x 2 30x 22 4 5x 2 )- 3x 9 10x 9 - 3 2 5x 2 5x 9 x 3 X 2 9 5x x 3 )= 0