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Nature of Quadratic Extremum
For:
$$f(x)=ax^2+bx+c$$
if:
$$a>0$$
the function has a minimum.
If:
$$a<0$$
the function has a maximum.
Usage
- Used to determine the nature of the extremum without differentiating.
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Nature of Quadratic Extremum
For:
$$f(x)=ax^2+bx+c$$
if:
$$a>0$$
the function has a minimum.
If:
$$a<0$$
the function has a maximum.
Usage
- Used to determine the nature of the extremum without differentiating.
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