https://whystartat.xyz/index.php?action=history&feed=atom&title=Negating_a_fraction 2026-05-25T03:25:30Z Revision history for this page on the wiki MediaWiki 1.39.0 https://whystartat.xyz/index.php?title=Negating_a_fraction&diff=255&oldid=prev 2021-07-13T13:49:22Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en-GB"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 14:49, 13 July 2021</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l5">Line 5:</td> <td colspan="2" class="diff-lineno">Line 5:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>\[ - \frac{x^3 + 3x^2 - 5x +2}{25} \]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>\[ - \frac{x^3 + 3x^2 - 5x +2}{25} \]</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>To make it clearer, you could <del style="font-weight: bold; text-decoration: none;">pit </del>brackets round the fraction:</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>To make it clearer, you could <ins style="font-weight: bold; text-decoration: none;">put </ins>brackets round the fraction:</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>\[ - \left( \frac{x^3 + 3x^2 - 5x +2}{25} \right) \]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>\[ - \left( \frac{x^3 + 3x^2 - 5x +2}{25} \right) \]</div></td></tr> <!-- diff cache key whystartatxyz_mediawiki-mw_:diff::1.12:old-254:rev-255 --> </table>

Christian Lawson-Perfect https://whystartat.xyz/index.php?title=Negating_a_fraction&diff=254&oldid=prev 2021-07-13T13:48:59Z

<p>Created page with &quot;<a href="/wiki/Category:Ambiguities" title="Category:Ambiguities">Category:Ambiguities</a> When negating a fraction written on two lines, just putting a minus sign in front is easy to mistake for a long dividing line: \[ - \frac{x^3 + 3x^2...&quot;</p> <p><b>New page</b></p><div>[[Category:Ambiguities]]<br /> <br /> When negating a fraction written on two lines, just putting a minus sign in front is easy to mistake for a long dividing line:<br /> <br /> \[ - \frac{x^3 + 3x^2 - 5x +2}{25} \]<br /> <br /> To make it clearer, you could pit brackets round the fraction:<br /> <br /> \[ - \left( \frac{x^3 + 3x^2 - 5x +2}{25} \right) \]<br /> <br /> Or you could negate the numerator, but this introduces an opportunity to make a sign error.<br /> <br /> \[ \frac{-x^3 - 3x^2 + 5x - 2}{25} \]</div>

Christian Lawson-Perfect