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OpenStudy (anonymous):
will f(x)=-2x^2-x+4 be a min or max?
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OpenStudy (ranga):
The coefficient of x^2 is negative (-2) which means the parabola opens downwards. Therefore, it will have a peak and hence a maximum.
OpenStudy (anonymous):
Yes, that's is right...the negative...I forgot about that...thank you!
OpenStudy (ranga):
You are welcome.
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