计算:[1又2⼀3-(1⼀3-1⼀6+5⼀12)*2.4]⼀5

计算:(-3)的2次方-(1又1/2)的3次方*2/9-6/|-2/3|的3次方
2024-11-25 16:30:34
推荐回答(5个)
回答1:

[1又2/3-(1/3-1/6+5/12)*2.4]/5
=[5/3-7/12*12/5]/5
=(5/3-7/5)/5
=4/15/5
=4/75

(-3)的2次方-(1又1/2)的3次方*2/9-6/|-2/3|的3次方
=9-27/8*2/9-6/(8/27)
=9-3/4-81/4
=9-21
=-13

回答2:

5/3-(2/12+5/12)*24/5 /5
=5/3-

回答3:

4/75
-720-3/4

回答4:

663322114458575

回答5:

天才,9-21=﹣13?? 1、4/75 2、﹣12