3b^3n*b^2m等于多少
问题描述:
3b^3n*b^2m等于多少
答
3b^(3n+2m)那么b^3n+2m-3b^(3n+2m)等于多少?先谢谢你了是b^(3n+2m)还是b^3n+2m
3b^3n*b^2m等于多少
3b^(3n+2m)那么b^3n+2m-3b^(3n+2m)等于多少?先谢谢你了是b^(3n+2m)还是b^3n+2m