(12m+1)(2m-3)-(6m+5)(6m+5)
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(12m+1)(2m-3)-(6m+5)(6m+5)
(12m+1)(2m-3)-(6m+5)(6m+5)
(12m+1)(2m-3)-(6m+5)(6m+5)
(12m+1)(2m-3)-(6m+5)(6m+5)
=(24㎡-36m+2m-3)-(36㎡+30m+30m+25)
=24㎡-36m+2m-3-36㎡-30m-30m-25
=-12㎡-94m-28
(12m+1)(2m-3)-(6m+5)(6m+5)
计算:(m+3m+5m+…+2015m)-(2m+4m+6m+…+2014m)=
计算:(m+3m+5m+...+2009m)-(2m+4m+6m+...+2008m)
(m+3m+5m+...+2009m)-(2m+4m+6m+...2008m)
(m+3m+5m+...+2014m)-(2m+4m+6m+...+2013m)
(m+3m+5m+...+2013m)-(2m+4m+6m+...+2012m)
(m+3m+5m+...+2015m)-(2m+4m+6m+...+2014m)=
计算:(m+3m+5m+...+2009m)-(2m+4m+6m+...+2010m)
m-2m-3m+4m-5m-6m+7m.2004m=?
(m+3m+5m.+2013m)-(2m+4m+6m+.+2012m)=?
m-2m-3m+4m-5m-6m+7m-8m-9m+...+2002m-2003m-2004m求m的值
计算:(m+3m+5m+.+2009m)-(2m+4m+6m+.+2008)帮帮忙呀!
计算(m+3m+5m+7m+.+2009m)-(2m+4m+6m+.+2008m)
计算(m+3m+5m+7m+.+2013m)-(2m+4m+6m+.+2012m)
(m+3m+5m+7m+.+2009m)-(2m-4m-6m-.-2008m)=?
(m+3m+5m+7m+.+2011m)-(2m+4m+6m+.+2010m) 要说理由!
计算:m-2m-3m+4m-5m-6m+7m-8m-9m+...+2002m-2003m-2004m
m-2m-3m+4m-5m-6m+7m-8m-9m+.+2002m-2003m-2004m