<prompt> Ikiwa fx na gx ni polynomia kama vile fx gx -2 x, basi gx ni nini ikiwa fx x3 - 2x - 2?  <response>: Tunabadilisha fx x3 - 2x - 2 hadi fx gx -2 x ili kupata hiyo x3 - 2x - 2 gx -2 x. Kisha, gx -2 x - x3 - 2x - 2. Inasambaza, tunapata gx -2 x - x3 2x 2 -x3 3x. 