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OpenStudy (adamconner):
given the function f(x)= x^3-3x^2-1, find the intervals where the function is concave upward and where its concave downwards
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OpenStudy (adamconner):
so I know the derivative is 3x^2-6x
OpenStudy (adamconner):
and the second derivative is 6x-6
OpenStudy (adamconner):
which means x=1
OpenStudy (anonymous):
that is correct...
OpenStudy (adamconner):
what now?
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