因为,还用讲解)足球循环赛中,红队胜黄队4:1,黄队胜蓝队1:0,蓝队胜红队1:0,计算各队的净胜球数.已知|a|=5,|b|=2.(1)若a>b,求a+b的值.(2)若a,b为异号,求a+b的值.(3)求a+b的值.
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![因为,还用讲解)足球循环赛中,红队胜黄队4:1,黄队胜蓝队1:0,蓝队胜红队1:0,计算各队的净胜球数.已知|a|=5,|b|=2.(1)若a>b,求a+b的值.(2)若a,b为异号,求a+b的值.(3)求a+b的值.](/uploads/image/z/3722464-64-4.jpg?t=%E5%9B%A0%E4%B8%BA%2C%E8%BF%98%E7%94%A8%E8%AE%B2%E8%A7%A3%EF%BC%89%E8%B6%B3%E7%90%83%E5%BE%AA%E7%8E%AF%E8%B5%9B%E4%B8%AD%2C%E7%BA%A2%E9%98%9F%E8%83%9C%E9%BB%84%E9%98%9F4%3A1%2C%E9%BB%84%E9%98%9F%E8%83%9C%E8%93%9D%E9%98%9F1%3A0%2C%E8%93%9D%E9%98%9F%E8%83%9C%E7%BA%A2%E9%98%9F1%3A0%2C%E8%AE%A1%E7%AE%97%E5%90%84%E9%98%9F%E7%9A%84%E5%87%80%E8%83%9C%E7%90%83%E6%95%B0.%E5%B7%B2%E7%9F%A5%7Ca%7C%3D5%2C%7Cb%7C%3D2.%EF%BC%881%EF%BC%89%E8%8B%A5a%EF%BC%9Eb%2C%E6%B1%82a%2Bb%E7%9A%84%E5%80%BC.%EF%BC%882%EF%BC%89%E8%8B%A5a%2Cb%E4%B8%BA%E5%BC%82%E5%8F%B7%2C%E6%B1%82a%2Bb%E7%9A%84%E5%80%BC.%EF%BC%883%EF%BC%89%E6%B1%82a%2Bb%E7%9A%84%E5%80%BC.)
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