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Finding the intervals of increase, decrease for a given function

1) the function given f(x)x^3-4x^2+x+1 through its graph, one has to find the intervals of increase and decrease. This is a multiple choice question

2)Another function given in this question is h(x)=x^4-6x^2-10

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The applications of derivative technique is used. First derivative helps to find the intervals ...

Solution Summary

The intervals of increase, decrease are found for a given function. The solution is detailed and well presented.