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OpenStudy (anonymous):
f(x)=-x^2-x-4 a. determine if x has a maximum value or minimum
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OpenStudy (m):
derive twice i think
OpenStudy (m):
find concavity i think :)
OpenStudy (m):
-2 concave down = local max?
OpenStudy (anonymous):
b. the value of x at which the max or min occurs
OpenStudy (anonymous):
c. the max or min value of f
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OpenStudy (m):
-(-2)^2 - (-2) -4 = max value of f
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