hard Given that f (x) = 1 + log (3) x, (x belongs to [1,27]), find the maximum and minimum values of the function y = [f (x)] - 2F (x ^ 2)
y=1+log3(x)-2[1+log3(x²)]
=1+log3(x)-2[1+2log3(x)]
=-3log3(x)-1
one
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