1.如果a,b,c是非零有理数,就a/|a|+b/|b|+c/|c|的值.注:a/|a|代表a的绝对值分之a 2.(-1)+(-1)的2次方+(-1)的3次方+…………+(-1)的2008次方 3.计算(-5/1)的2009次方*(-5)的2009次方.注:(-5/1)为
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![1.如果a,b,c是非零有理数,就a/|a|+b/|b|+c/|c|的值.注:a/|a|代表a的绝对值分之a 2.(-1)+(-1)的2次方+(-1)的3次方+…………+(-1)的2008次方 3.计算(-5/1)的2009次方*(-5)的2009次方.注:(-5/1)为](/uploads/image/z/6701256-0-6.jpg?t=1.%E5%A6%82%E6%9E%9Ca%2Cb%2Cc%E6%98%AF%E9%9D%9E%E9%9B%B6%E6%9C%89%E7%90%86%E6%95%B0%2C%E5%B0%B1a%2F%7Ca%7C%2Bb%2F%7Cb%7C%2Bc%2F%7Cc%7C%E7%9A%84%E5%80%BC.%E6%B3%A8%EF%BC%9Aa%2F%7Ca%7C%E4%BB%A3%E8%A1%A8a%E7%9A%84%E7%BB%9D%E5%AF%B9%E5%80%BC%E5%88%86%E4%B9%8Ba+2.%EF%BC%88-1%EF%BC%89%2B%EF%BC%88-1%EF%BC%89%E7%9A%842%E6%AC%A1%E6%96%B9%2B%EF%BC%88-1%EF%BC%89%E7%9A%843%E6%AC%A1%E6%96%B9%2B%E2%80%A6%E2%80%A6%E2%80%A6%E2%80%A6%2B%EF%BC%88-1%EF%BC%89%E7%9A%842008%E6%AC%A1%E6%96%B9+3.%E8%AE%A1%E7%AE%97%EF%BC%88-5%2F1%29%E7%9A%842009%E6%AC%A1%E6%96%B9%2A%EF%BC%88-5%EF%BC%89%E7%9A%842009%E6%AC%A1%E6%96%B9.%E6%B3%A8%EF%BC%9A%EF%BC%88-5%2F1%29%E4%B8%BA)
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