几道计算的数学题我是用来对答案的,只要答案就好了,看清负号,大哥大姐帮帮额= = 我可以再追加40,不够我再加= =1) -9-{-6-[3-8-(2-4)]-1}2) -|-4/3|-(+2/3)-|-3/5|-|-2/5|3)7/4*(-2/7)*(-4/5)4)(-2)*(-7)*(+5)+(-1/7)5
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 12:56:28
![几道计算的数学题我是用来对答案的,只要答案就好了,看清负号,大哥大姐帮帮额= = 我可以再追加40,不够我再加= =1) -9-{-6-[3-8-(2-4)]-1}2) -|-4/3|-(+2/3)-|-3/5|-|-2/5|3)7/4*(-2/7)*(-4/5)4)(-2)*(-7)*(+5)+(-1/7)5](/uploads/image/z/555599-47-9.jpg?t=%E5%87%A0%E9%81%93%E8%AE%A1%E7%AE%97%E7%9A%84%E6%95%B0%E5%AD%A6%E9%A2%98%E6%88%91%E6%98%AF%E7%94%A8%E6%9D%A5%E5%AF%B9%E7%AD%94%E6%A1%88%E7%9A%84%2C%E5%8F%AA%E8%A6%81%E7%AD%94%E6%A1%88%E5%B0%B1%E5%A5%BD%E4%BA%86%2C%E7%9C%8B%E6%B8%85%E8%B4%9F%E5%8F%B7%2C%E5%A4%A7%E5%93%A5%E5%A4%A7%E5%A7%90%E5%B8%AE%E5%B8%AE%E9%A2%9D%3D+%3D+%E6%88%91%E5%8F%AF%E4%BB%A5%E5%86%8D%E8%BF%BD%E5%8A%A040%2C%E4%B8%8D%E5%A4%9F%E6%88%91%E5%86%8D%E5%8A%A0%3D+%3D1%EF%BC%89+-9-%7B-6-%5B3-8-%282-4%29%5D-1%7D2%29+-%7C-4%2F3%7C-%28%2B2%2F3%29-%7C-3%2F5%7C-%7C-2%2F5%7C3%EF%BC%897%2F4%2A%28-2%2F7%29%2A%28-4%2F5%294%29%28-2%29%2A%28-7%29%2A%28%2B5%29%2B%28-1%2F7%295)
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