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mathcalculus
help help help. Determine the extrema of f(x)= (-4)* x/ x^2+7 below on the given interval (a) on [1,4] The minimum is ?? and the maximum is ?? (b) on [1,5] The minimum is ?? and the maximum is ?? please solve so i can know which answer i got wrong
for the intervals of [1,4] min: -.695652 max: -1/2 [1,5] min: .6250 max: -1/2