(m+3m+5m+...+2015m)-(2m+4m+6m+...+2014m)=
1个回答
=m+(3m-2m)+(5m-4m)+……+(2015m-2014m)
=m+1007m
=1008m
相关问题
计算:(5/6)m·(4/5)m·(3/4)m·(2/3)m·(6/2)m
(m十3m十5m十……十2013m)一(2m十4m十6m十2014m)二
(m+3m+5m+...+2009m)-(2m+4m+6m+...2008m)
m-2m-3m+4m-5m-6m+7m.2004m=?
(m+3m5m+7m+.2009m)-(2m+4m+6m.2008m)
(m+3m+5m+7m+.+2009m)-(2m-4m-6m-.-2008m)=?
计算:(m+3m+5m+……2013m)-(2m+4m+6m+…2012m)=_
(m^2+3m+4)(m^2+3m+5)=6
合并同类项:(m+3m+5m+…+2009m)-(2m+4m+6m+…+2008m)
(-a)^4·(-a)^3·(-a)= (m^3)^4+m^10·m^2+m·m^5·m^6