a+b/2a-b=2 则3(a+b)/5(2a-b)-2a-b/3(a+b)=

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/19 19:21:12
a+b/2a-b=2 则3(a+b)/5(2a-b)-2a-b/3(a+b)=
x)KNz(Q7HiL{:b AM] T&H,}v6٨bEl fjٚ雂%!*XFȶ5/.H̳_bU

a+b/2a-b=2 则3(a+b)/5(2a-b)-2a-b/3(a+b)=
a+b/2a-b=2 则3(a+b)/5(2a-b)-2a-b/3(a+b)=

a+b/2a-b=2 则3(a+b)/5(2a-b)-2a-b/3(a+b)=
a+b/2a-b=2则2a-b/a+b=1/2
3(a+b)/5(2a-b)=3/5*2=6/5
2a-b/3(a+b)=1/3*1/2=1/6
6/5-1/6=1