解答

极值点

解答

求解步骤
Find intervals:递减递减递增
将 代入
将 代入

作图

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流行的例子

extreme f(x)=x^2-4x-4extreme f(x,y)=10-(x^2)/2-(y^2)/2extreme f(x,y)=x^2+y^2+x+y+xyextreme f(x,y)=6y^3-5x^3y+3x^2extreme f(x)=(x-1)^2*(x-3)+2