Сократите дробь.а) х^+7x+12                          b)   x-2                              c) 3x^-16x+5--------------------------;                      --------------------;                -----------------------;       x+4    ...

Сократите дробь. а) х^+7x+12                          b)   x-2                              c) 3x^-16x+5 --------------------------;                      --------------------;                -----------------------;        x+4                                      x^+3x-10                           x-5 d) x+1                 e)  3x^+5x-2             f) 9x^-1 ----------------;          ---------------------;          ------------------ 4x^+x-3                   x^-4                        3x^-8x-3