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      <text>2.7.1.1 Polynomial functions</text>
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      <text><![CDATA[<h3>Polynomial functions</h3>
<p>A very important type of function is the <b>polynomial</b>. Polynomial functions are made up of multiples of non-negative whole number powers of a variable, such as \(3x^2\), \(−7x^3\) and so on. You are already familiar with many such functions. Other examples include:</p>]]></text>
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