(-2/5)除以(-5又1/4)x(-4又3/8) (-4)3 除以(-2/3)2 -6 2-(-12)除以(-2/3) -3 2-(-6)2除以(-2/
答案:1 悬赏:0 手机版
解决时间 2021-01-31 03:38
- 提问者网友:城市野鹿
- 2021-01-30 15:03
(-2/5)除以(-5又1/4)x(-4又3/8) (-4)3 除以(-2/3)2 -6 2-(-12)除以(-2/3) -3 2-(-6)2除以(-2/3)
最佳答案
- 五星知识达人网友:神的生死簿
- 2021-01-30 15:26
(-2/5)除以(-5又1/4)x(-4又3/8)
=-2/5÷21/4×35/8
=-2/5×4/21×35/8
=-1/3
(-4)³÷(-2/3)² -6
=-64÷4/9-6
=-64×9/4-6
=-114-6
=-120
2-(-12)除以(-2/3) -3
=2-12×3/2-3
=2-18-3
=-19
2-(-6)2除以(-2/3)
=2+36÷2/3
=2+36×3/2
=58来自:求助得到的回答
=-2/5÷21/4×35/8
=-2/5×4/21×35/8
=-1/3
(-4)³÷(-2/3)² -6
=-64÷4/9-6
=-64×9/4-6
=-114-6
=-120
2-(-12)除以(-2/3) -3
=2-12×3/2-3
=2-18-3
=-19
2-(-6)2除以(-2/3)
=2+36÷2/3
=2+36×3/2
=58来自:求助得到的回答
我要举报
如以上问答信息为低俗、色情、不良、暴力、侵权、涉及违法等信息,可以点下面链接进行举报!
大家都在看
推荐资讯