absolute extrema problem

Question

f(x)= A/(x²-8sqrt(x)+60)

for parts c and d only assume the absolute minimum of f on [0,21] is 8.

a.) list all x values that must be tested to find the absolute extrema of f on [0,21]

b.) At which xvalues does the absolute minimum occur on [0,21]

c.) find the value of A

d.) Find the absolute maximum of f on [0,21]

Answer 1

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