5 2 9x - 4 July 8, 2019 16 32 64 128 5 (- 9x 2 )- 3x =- 4 20x 5 9x 2 40 5 9x 2 4 9x 3 2 5 9x 6 3x 4 9x 2 4x 5 9x 2 4x 5 0 (- 4 5 9x )+( 2 3 2x 4x 2 9x 5 factor 3x 2 x 5 )= 9x 4 4 9x 5 2 * 16 Log2 5 2 9x )= log2 5 27 4x 5 x 2 9x 4 0 A 3x 5 ) 2 9x 4 )- 13 3 2 5 9x 4 27 )= 3 5 (- 4x 2 )= 9x 48