Find absolute minimum/maximumm points of continuous functions over their entire domain.
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Let h, left parenthesis, x, right parenthesis, equals, minus, 3, x, start superscript, 4, end superscript, plus, 8, x, start superscript, 3, end superscript, plus, 18, x, start superscript, 2, end superscript.
What is the absolute maximum value of h ?
Please choose from one of the following options.