百科知识

(x减y)(x减2y)减(2y减x)(x减3y)减2(x减3y)?

2014-03-07 05:10:59甫***
(x减y)(x减2y)减(2y减x)(x减3y)减2(x减3y)(x减4y),其中x等于4,y等1 (x减y)(x减2y)减(2y减x)(x减3y)减2(x减3y)(x减4y),其中x等于4,y等1.5(x减y)(x减2y)减(2y减x)(x减3y)减2(x减3y)(x减4y)?(x减y)(x减2y)减(2y减x)(x减3y)减2(x减3y)(x减4y),其中?

最佳回答

  • 3*2-(-2)*1-2(1)*0=6-(-2)*1-0=6+2=8, 2.5*1-(-1)*(-0.5)-2*(-0.5)*(-2)=2.5-0.5-2=0
    2014-03-07 10:01:46
  • 很赞哦! (293)