2012除2012又2012/2013+1/2014
问题描述:
2012除2012又2012/2013+1/2014
尽量简便
答
2012÷2012又2012/2013+1/2014
=2012÷2012÷(2012÷2012+2012/2013÷2012)+1/2014
=1÷(1+1/2013)+1/2014
=1÷2014/2013+1/2014
=2013/2014+1/2014
=1谢了还有一道方程的2(X+1)=1-(X-4)2(X+1)=1-(X-4)2X+2=1-X+43X=3X=10125x3/4+1/8x8.25+12.5%0.125x3/4+1/8x8.25+12.5%=1/8×(3/4+8.25+1)=1/8×10=1.25 不要追问了哦谢谢了采纳啊采纳了啊好好