Вычислите \(\sin{105^\circ}.\)

• \(\frac{\sqrt{6}+\sqrt{2}}{4}\)
• \(\frac{\sqrt{2}-\sqrt{6}}{4}\)
• \(-\frac{\sqrt{6}+\sqrt{2}}{4}\)
• \(\frac{\sqrt{6}-\sqrt{2}}{4}\)