5 3x 2 25 5 4x 1 July 8, 2019 16 32 64 128 5 3x 2 )= 25 ⋅ 5 4x 1 If 5 3x 2 25 * 5 4x 1 5 3 2 3x 25 12 5 4x 3 4 4 5+25x2-4-1/5x+2-1-3x