[-/7.69 Points] DETAILS MY NOTES LARCALC12 13.8.039. ASK YOUR TEACHER Find the absolute extrema of the function over the region R. (R contains the boundaries.) Use a graphing utility to confirm your results. f(x, y) = x²-4xy +7 R = {(x, y): 1 ≤ x ≤ 4, 0 ≤ y ≤ 2} absolute maximum value absolute minimum value

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