(-0.2)^100*(-5)^101*(1/25)=?_数学解答

(-0.2)^100*(-5)^101*(1/25)=?

人气：365 ℃　时间：2020-09-11 16:02:23

解答

(-0.2)^100*(-5)^101*(1/25)
=(-1/5)^100*(-5)^100*(-5)*(1/25)
=[(-1/5)*(-5)]^100*(-5)*(1/25)
=1^100*(-5)*1/25
=-1/5