将分式m/m^2-6m+9.-3M/2M^2-18.1/2m+6通分后,其分子之和是多少?
将分式m/m^2-6m+9.-3M/2M^2-18.1/2m+6通分后,其分子之和是多少?
(m+3m+5m+.+2008m)-(2m+4m+6m+.+2009m)
(m+3m+5m+...+2009m)-(2m+4m+6m+...2008m)
m-2m-3m+4m-5m-6m+7m.2004m=?
计算:(m+3m+5m+...+2009m)-(2m+4m+6m+...+2010m)
(m+3m+5m+...+2013m)-(2m+4m+6m+...+2012m)
(m+3m+5m.+2013m)-(2m+4m+6m+.+2012m)=?
(m+3m+5m+...+2014m)-(2m+4m+6m+...+2013m)
(m+3m+5m+...+2015m)-(2m+4m+6m+...+2014m)=
(m+3m5m+7m+.2009m)-(2m+4m+6m.2008m)
通分m²-2m+1分之m+1 1-m²分之6
(m+3m+5m+7m+.+2009m)-(2m-4m-6m-.-2008m)=?