(-5/13)的1997次方×(-13/5)1997次方

问题描述:

(-5/13)的1997次方×(-13/5)1997次方

1

(-5/13)的1997次方×(-13/5)1997次方
= [(-5/13)×(-13/5)]^1997
=(5/13 ×13/5 )^1997
=1^1997
=1