----------------------
Part a)
----------------------
tol =  1.0000e-06
Interval at start:
a = -2
b = -1
Final Interval:
a = -1.5071
b = -1.5071
tol =  1.0000e-06
Interval at start:
a =  1
b =  2
Final Interval:
a =  1.2887
b =  1.2887
----------------------
Part b)
----------------------
tol =  1.0000e-06
Interval at start:
a = -4
b = -3
Final Interval:
a = -3.0427
b = -3.0427
tol =  1.0000e-06
Interval at start:
a = 0
b =  1
Final Interval:
a =  0.68522
b =  0.68522
tol =  1.0000e-06
Interval at start:
a =  3
b =  4
Final Interval:
a =  3.3575
b =  3.3575
----------------------
Part c)
----------------------
tol =  1.0000e-06
Interval at start:
a =  0.80000
b =  1
Final Interval:
a =  0.82718
b =  0.82718
tol =  1.0000e-06
Interval at start:
a =  1
b =  1.2000
Final Interval:
a =  1.1097
b =  1.1097