已知函数f(x)=X3+3x2+cx+d图像过点P(0.2)且在点M(-1.f(-1))处切线方程为6x-y+7=0修改3X2 改为bx2 求Y=F(x)的解析式 求Y=F(x)的单调性 朋友在考试 给我发的题~
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![已知函数f(x)=X3+3x2+cx+d图像过点P(0.2)且在点M(-1.f(-1))处切线方程为6x-y+7=0修改3X2 改为bx2 求Y=F(x)的解析式 求Y=F(x)的单调性 朋友在考试 给我发的题~](/uploads/image/z/568698-42-8.jpg?t=%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%EF%BC%88x%EF%BC%89%3DX3%2B3x2%2Bcx%2Bd%E5%9B%BE%E5%83%8F%E8%BF%87%E7%82%B9P%EF%BC%880.2%EF%BC%89%E4%B8%94%E5%9C%A8%E7%82%B9M%EF%BC%88-1.f%EF%BC%88-1%EF%BC%89%EF%BC%89%E5%A4%84%E5%88%87%E7%BA%BF%E6%96%B9%E7%A8%8B%E4%B8%BA6x-y%2B7%3D0%E4%BF%AE%E6%94%B93X2+%E6%94%B9%E4%B8%BAbx2+%E6%B1%82Y%3DF%EF%BC%88x%EF%BC%89%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F+%E6%B1%82Y%3DF%EF%BC%88x%EF%BC%89%E7%9A%84%E5%8D%95%E8%B0%83%E6%80%A7+%E6%9C%8B%E5%8F%8B%E5%9C%A8%E8%80%83%E8%AF%95+%E7%BB%99%E6%88%91%E5%8F%91%E7%9A%84%E9%A2%98%7E)
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