Solution 1.1:1b

From Förberedande kurs i matematik 2

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At those points where the graph of the function has a horizontal tangent (gradient equal to zero), the derivative is zero.
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In the figure, we see that this happens when x=-3 and x=2.
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Revision as of 15:34, 5 September 2008

At those points where the graph of the function has a horizontal tangent (gradient equal to zero), the derivative is zero.

In the figure, we see that this happens when x=-3 and x=2.


Image:_1_1b.gif
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