Error Propagation - calculate Z and its uncertanity, then report with correct SF Problem 1:
a=3.52cm+-0.05cm
b=2.35cm+-0.04cm
Calculate
Z=2a+b
with its uncertainty And report with correct SF Problem 2:
a=49.52cm+-0.08cm
b=189.53cm+-0.05cm
Calculate
Z=5a^(**)b^(2),
with its uncertainty Problem 3:
a=49.52cm+-0.08cm
b=189.53cm+-0.05cm
c=98.45+-0.04
Calculate
Z=a^(3)**(b)/(c)
with its uncertainty