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"name": "Roots of a quartic real polynomial",
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"full_name": "Newcastle University Mathematics and Statistics",
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"notes": "<p><strong>15/07/2015:</strong></p>\n<p>Added tags.</p>\n<p><strong>25/08/2012:</strong></p>\n<p>Copied question finding roots of a cubic in order to create new question finding roots of a quartic with 4 complex roots.</p>\n<p>Function ch finds the imaginary part of the complex number $z_3$ and ensures that $z_3$ is not a solution by insisting that $|z_3|^2$ does not divide the constant term of the polynomial. This is a simple way for the students to test to see which one of $z_1$ and $z_2$ is a solution.</p>\n<p>Added tags.</p>\n<p>Added description.</p>\n<p>Checked calculation.OK.</p>",
"licence": "Creative Commons Attribution 4.0 International",
"description": "<p>Given two complex numbers, find by inspection the one that is a root of a given quartic real polynomial and hence find the other roots. </p>"
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"status": "ok",
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