Asked by Terry
On what interval is the function
f(x)= x^3 - 3x^2 + 7x concave up?
f(x)= x^3 - 3x^2 + 7x concave up?
Answers
Answered by
bobpursley
f'=3x^2-6x
f"=6x-6
If x>1, f" is +
f"=6x-6
If x>1, f" is +
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