函数f(x)=根号下log(x-1)的定义域为集合A,函数g(x)=3的m-2x-x∧2减去1的值域为集合B,AUB=B,求m的取值范围对不起我打错了,应该是log的下面有个二分之一然后是(X-1),然后g(x)的那个函数减去1是在括
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![函数f(x)=根号下log(x-1)的定义域为集合A,函数g(x)=3的m-2x-x∧2减去1的值域为集合B,AUB=B,求m的取值范围对不起我打错了,应该是log的下面有个二分之一然后是(X-1),然后g(x)的那个函数减去1是在括](/uploads/image/z/5917290-42-0.jpg?t=%E5%87%BD%E6%95%B0f%28x%29%3D%E6%A0%B9%E5%8F%B7%E4%B8%8Blog%28x-1%29%E7%9A%84%E5%AE%9A%E4%B9%89%E5%9F%9F%E4%B8%BA%E9%9B%86%E5%90%88A%2C%E5%87%BD%E6%95%B0g%28x%29%3D3%E7%9A%84m-2x-x%E2%88%A72%E5%87%8F%E5%8E%BB1%E7%9A%84%E5%80%BC%E5%9F%9F%E4%B8%BA%E9%9B%86%E5%90%88B%2CAUB%3DB%2C%E6%B1%82m%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%E5%AF%B9%E4%B8%8D%E8%B5%B7%E6%88%91%E6%89%93%E9%94%99%E4%BA%86%EF%BC%8C%E5%BA%94%E8%AF%A5%E6%98%AFlog%E7%9A%84%E4%B8%8B%E9%9D%A2%E6%9C%89%E4%B8%AA%E4%BA%8C%E5%88%86%E4%B9%8B%E4%B8%80%E7%84%B6%E5%90%8E%E6%98%AF%EF%BC%88X-1%29%2C%E7%84%B6%E5%90%8Eg%28x%29%E7%9A%84%E9%82%A3%E4%B8%AA%E5%87%BD%E6%95%B0%E5%87%8F%E5%8E%BB1%E6%98%AF%E5%9C%A8%E6%8B%AC)
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