Część:
Project ID:
9000032007
Accepted:
1
Clonable:
0
Easy:
1
Oblicz
\(\mathop{\mathrm{cotg}}\nolimits \left (\frac{5\pi }
{2}\right )\).
\(0\)
\(\sqrt{3}\)
\(-\frac{\sqrt{2}}
{2} \)
\(-\frac{\sqrt{3}}
{3} \)
\(\frac{\sqrt{3}}
{3} \)
nieokreślony