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astrosander edited
revision #316 parent #315 GitHub 7e5b4c1 ← older newer →
@@ -173,8 +173,8 @@
<div class="solutions">
<p class="TxtSolutions">
− $OX:F=-mgsin\varphi=\fbox{$-mg\frac{x}{l}$}$<br><br>
−$U=\int_{0}^{U}dU=\int_{0}^{x}mg\frac{x}{l}dx=\fbox{$\frac{mgx^2}{2l}$}$<br><br>
+ $OX:F=-mgsin\varphi$$=\fbox{$-mg\frac{x}{l}$}$<br><br>
+$U=\int_{0}^{U}dU=\int_{0}^{x}mg\frac{x}{l}dx$$=\fbox{$\frac{mgx^2}{2l}$}$<br><br>
</p>
</div>
unchanged lines 59