Matematické Fórum

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<td>Styčník</td>
<td>Schéma</td>
<td>Rovnice rovnováhy</td>
<td>Po úpravě</td>
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<td rowspan="2">A</td>
<td rowspan="2"><img src="http://www.cirkus.tode.cz/wp-content/uploads/A2.png"/></td>
<td>$x:\quad-N_1\cos \frac{\pi}{4}+ N_2 \cos \frac{\pi}{4}+N_9 \sin(\alpha)=0$</td>
<td>$-\frac{\sqrt{2}}{2}N_1+\frac{\sqrt{2}}{2}N_2+\frac{\sqrt{10}}{10}N_9 =0$</td>
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<td>$y:\quad-N_1\sin \frac{\pi}{4} -N_2 \sin \frac{\pi}{4}-N_9\cos(\alpha)=F$</td>
<td>$-\frac{\sqrt{2}}{2}N_1-\frac{\sqrt{2}}{2}N_2-\frac{3\sqrt{10}}{10}N_9=0$</td>
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<td rowspan="2">E</td>
<td rowspan="2"><img src= "http://www.cirkus.tode.cz/wp-content/uploads/E2.png" /></td>
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