f(x)={x^2+x(x≤0),-x^2+x(x>0)判断其奇偶性.(2个式子是一个大括号里的,我不好打的,只能这样了)设f(x)是偶函数,g(x)是奇函数,且f(x)+g(x)=1/(x-1),求函数f(x)、g(x)的解析式.已知f(x)是奇函数,且当x>0
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![f(x)={x^2+x(x≤0),-x^2+x(x>0)判断其奇偶性.(2个式子是一个大括号里的,我不好打的,只能这样了)设f(x)是偶函数,g(x)是奇函数,且f(x)+g(x)=1/(x-1),求函数f(x)、g(x)的解析式.已知f(x)是奇函数,且当x>0](/uploads/image/z/7625069-53-9.jpg?t=f%28x%29%3D%EF%BD%9Bx%5E2%2Bx%28x%E2%89%A40%29%2C-x%5E2%2Bx%28x%EF%BC%9E0%29%E5%88%A4%E6%96%AD%E5%85%B6%E5%A5%87%E5%81%B6%E6%80%A7.%EF%BC%882%E4%B8%AA%E5%BC%8F%E5%AD%90%E6%98%AF%E4%B8%80%E4%B8%AA%E5%A4%A7%E6%8B%AC%E5%8F%B7%E9%87%8C%E7%9A%84%2C%E6%88%91%E4%B8%8D%E5%A5%BD%E6%89%93%E7%9A%84%2C%E5%8F%AA%E8%83%BD%E8%BF%99%E6%A0%B7%E4%BA%86%EF%BC%89%E8%AE%BEf%28x%29%E6%98%AF%E5%81%B6%E5%87%BD%E6%95%B0%2Cg%28x%29%E6%98%AF%E5%A5%87%E5%87%BD%E6%95%B0%2C%E4%B8%94f%28x%29%2Bg%28x%29%3D1%2F%28x-1%29%2C%E6%B1%82%E5%87%BD%E6%95%B0f%28x%29%E3%80%81g%28x%29%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F.%E5%B7%B2%E7%9F%A5f%28x%29%E6%98%AF%E5%A5%87%E5%87%BD%E6%95%B0%2C%E4%B8%94%E5%BD%93x%EF%BC%9E0)
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