Level:
Project ID:
9000046610
Accepted:
1
Clonable:
0
Easy:
0
Identify an inequality which is true for every
\(x\) from the
interval \(\left (\frac{5\pi }
{6}; \frac{3\pi }
{2}\right )\).
\(\cos x < \frac{1}
{2}\)
\(\mathop{\mathrm{tg}}\nolimits x < 0\)
\(\sin x\geq -\frac{\sqrt{2}}
{2} \)
\(\mathop{\mathrm{cotg}}\nolimits x < 1\)