什么篮球游戏最好玩:求2道数学计算题的解答过程。谢谢!

来源:百度文库 编辑:杭州交通信息网 时间:2024/04/29 23:12:00
11/5×(1/3-1/2)×3/11除以5/4
-0.25的平方 除以 (-1/3)的立方+(1/3-1/2)×(-1)
谢谢了!

11/5*(1/3-1/2)*3/11÷5/4
=11/5*(-1/6)*3/11*4/5
=-2/25

-0.25^2÷(-1/3)^3+(1/3-1/2)*(-1)
=-(1/4)^2÷(-1/27)+(-1/6)*(-1)
=1/16*27+1/6
=27/16+1/6
=81/48+8/48
=89/48