Solução obtida através do método da bisseção

Intervalo	inicial:
a =     1.200000000000000E+01
b =     1.600000000000000E+01
tolerância admitida:     1.000000000000000E-06
número máximo de iterações:   50


Iteração   Solução aproximada          Variação
    1    1.400000000000000E+01
    2    1.500000000000000E+01    1.000000000000000E+00
    3    1.450000000000000E+01   -5.000000000000000E-01
    4    1.475000000000000E+01    2.500000000000000E-01
    5    1.487500000000000E+01    1.250000000000000E-01
    6    1.481250000000000E+01   -6.250000000000000E-02
    7    1.478125000000000E+01   -3.125000000000000E-02
    8    1.476562500000000E+01   -1.562500000000000E-02
    9    1.477343750000000E+01    7.812500000000000E-03
   10    1.477734375000000E+01    3.906250000000000E-03
   11    1.477929687500000E+01    1.953125000000000E-03
   12    1.478027343750000E+01    9.765625000000000E-04
   13    1.477978515625000E+01   -4.882812500000000E-04
   14    1.478002929687500E+01    2.441406250000000E-04
   15    1.478015136718750E+01    1.220703125000000E-04
   16    1.478021240234375E+01    6.103515625000000E-05
   17    1.478018188476563E+01   -3.051757812500000E-05
   18    1.478019714355469E+01    1.525878906250000E-05
   19    1.478020477294922E+01    7.629394531250000E-06
   20    1.478020858764648E+01    3.814697265625000E-06
   21    1.478021049499512E+01    1.907348632812500E-06
   22    1.478020954132080E+01   -9.536743164062500E-07