【参考答案】1、[-(1/3)²]²=[-1/9]²=1/812、12÷[-3-(1/4)+(4/3)]=12÷[-3-(13/12)]=12÷(-49/12)=-144/123、[(-14/5)×(11/6)-0.25×5-(2/5)]×(-1)^5=[(-77/15)-(5/4)-(2/5)]×(-1)=(298+75+24)/60...