(-3)º+(-0.2)²º¹º×(-5)²º¹¹+(-½)-¹ =

问题描述:

(-3)º+(-0.2)²º¹º×(-5)²º¹¹+(-½)-¹ =

(-3)º+(-0.2)²º¹º×(-5)²º¹¹+(-½)-¹
=1+【(-0.2)×(-5)】²º¹º×(-5)-2
=1-5-2
=-6