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      <text>14.3.1.5 Volume of a solid of revolution</text>
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<h4>Key Point</h4>
<p>If the graph of \(y(x)\), between \(x = a\) and \(x = b\), is rotated about the \(x\)-axis the volume of the solid formed is \[\int_a^b \pi y^2 \, \mathrm{d}x\]</p>
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