化简:(1-a+1分之1)除以a
问题描述:
化简:(1-a+1分之1)除以a
答
[1-1/(a+1)]÷a
=a/(a+1)÷a
=1/(a+1)
化简:(1-a+1分之1)除以a
[1-1/(a+1)]÷a
=a/(a+1)÷a
=1/(a+1)