(-24)*(1/8-1/3+1/4 )+(-2*-2*-2)=
人气:362 ℃ 时间:2020-04-13 22:59:46
解答
(-24)*(1/8-1/3+1/4 )+(-2*-2*-2)
= (-24)*1/8-(-24)*1/3+(-24)1/4 )-8
= -3+8-6-8
= -3-6
= -9
推荐
猜你喜欢
- 三王墓 反映了什么传统文化特征 艺术特点?
- Drren,my friend from San Francisco,is coming to visit me.谁能给我解释下为什么不是be from 或者come from
- 求证:若A为正交矩阵,则A的行列式的值为±1
- 在等差数列{an}中,已知a1=20,前n项和为Sn,且S10=S15
- He failed the exam,____ ____?He made few mistakes in the exam,____ ____?区别,failed是肯定?
- 1.在标准状况下,100ml木气体的质量为0.179g,试计算这种气体的相对分子质量.
- you are so mean意思
- 碳原子数少于十的烷烃的同分异构体的数量列出来下.