已知二次函数y=g(x)的导函数的图像与直线y=2x平行,且y=g(x)在x=-1处取得极小值-5(1)求二次函数y=g(x)的解析式(2)设f(x)=x·g(x),求函数y=f(x),x∈[-3,1]的最值
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![已知二次函数y=g(x)的导函数的图像与直线y=2x平行,且y=g(x)在x=-1处取得极小值-5(1)求二次函数y=g(x)的解析式(2)设f(x)=x·g(x),求函数y=f(x),x∈[-3,1]的最值](/uploads/image/z/4050537-33-7.jpg?t=%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dg%28x%29%E7%9A%84%E5%AF%BC%E5%87%BD%E6%95%B0%E7%9A%84%E5%9B%BE%E5%83%8F%E4%B8%8E%E7%9B%B4%E7%BA%BFy%3D2x%E5%B9%B3%E8%A1%8C%2C%E4%B8%94y%3Dg%28x%29%E5%9C%A8x%3D-1%E5%A4%84%E5%8F%96%E5%BE%97%E6%9E%81%E5%B0%8F%E5%80%BC-5%281%29%E6%B1%82%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0y%3Dg%28x%29%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F%EF%BC%882%EF%BC%89%E8%AE%BEf%28x%29%3Dx%C2%B7g%28x%29%2C%E6%B1%82%E5%87%BD%E6%95%B0y%3Df%28x%29%2Cx%E2%88%88%5B-3%2C1%5D%E7%9A%84%E6%9C%80%E5%80%BC)
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