大虾们!一道小小的简单题..对于函数f(x),g(x),其定义域均为【a,b】对任意X∈[a,b],总在|1-g(x)/f(x)|≤1/10 则称f(x)可置换g(x).下列给出的函数中,能置换f(x)=根号x,xX∈[4,16]的是()A.g(x)=1/5(x+6) B.g(x)=x
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![大虾们!一道小小的简单题..对于函数f(x),g(x),其定义域均为【a,b】对任意X∈[a,b],总在|1-g(x)/f(x)|≤1/10 则称f(x)可置换g(x).下列给出的函数中,能置换f(x)=根号x,xX∈[4,16]的是()A.g(x)=1/5(x+6) B.g(x)=x](/uploads/image/z/13296086-62-6.jpg?t=%E5%A4%A7%E8%99%BE%E4%BB%AC%21%E4%B8%80%E9%81%93%E5%B0%8F%E5%B0%8F%E7%9A%84%E7%AE%80%E5%8D%95%E9%A2%98..%E5%AF%B9%E4%BA%8E%E5%87%BD%E6%95%B0f%28x%29%2Cg%28x%29%2C%E5%85%B6%E5%AE%9A%E4%B9%89%E5%9F%9F%E5%9D%87%E4%B8%BA%E3%80%90a%2Cb%E3%80%91%E5%AF%B9%E4%BB%BB%E6%84%8FX%E2%88%88%5Ba%2Cb%5D%2C%E6%80%BB%E5%9C%A8%7C1-g%28x%29%2Ff%28x%29%7C%E2%89%A41%2F10+%E5%88%99%E7%A7%B0f%28x%29%E5%8F%AF%E7%BD%AE%E6%8D%A2g%28x%29.%E4%B8%8B%E5%88%97%E7%BB%99%E5%87%BA%E7%9A%84%E5%87%BD%E6%95%B0%E4%B8%AD%2C%E8%83%BD%E7%BD%AE%E6%8D%A2f%28x%29%3D%E6%A0%B9%E5%8F%B7x%2CxX%E2%88%88%5B4%2C16%5D%E7%9A%84%E6%98%AF%EF%BC%88%EF%BC%89A.g%28x%29%3D1%2F5%28x%2B6%29+B.g%28x%29%3Dx)
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