Inkumbulo engxenyenambeni

Inkumbulo ingaba yingxenye yengxenyenamba. Cindezela , thayipha 7, cindezela : $\displaystyle A$ uphethe 7.. Thayipha 4, cindezela , kulandele , , : $\displaystyle \frac{4}{A}$ 4┌7.

▶ Buka lesi sinyathelo kwi-vidiyo (50:39)