各位数学精英帮帮忙…
各位数学精英帮帮忙…
各位数学精英帮帮忙…
各位数学精英帮帮忙…
1、2(3n-2)(2n+3)/n(2n+3)(2n-3)x3(2n-3)(6n-5)/2(3n+2)(6n-5)=3(3n-2)/n(3n+2)
1、2(3n-2)(2n+3)/n(2n+3)(2n-3)x3(2n-3)(6n-5)/2(3n+2)(6n-5)=3(3n-2)/n(3n+2)谢谢您
各位数学精英帮帮忙…
各位数学精英帮帮忙…
各位数学精英帮帮忙…
1、2(3n-2)(2n+3)/n(2n+3)(2n-3)x3(2n-3)(6n-5)/2(3n+2)(6n-5)=3(3n-2)/n(3n+2)
1、2(3n-2)(2n+3)/n(2n+3)(2n-3)x3(2n-3)(6n-5)/2(3n+2)(6n-5)=3(3n-2)/n(3n+2)谢谢您