5) tg 225° 3 \(\frac{sin225°}{cos225°}\) 2-\(\frac{\sqrt{2}}{2}\n-\frac{\sqrt{2}}{2}\) 27

Ответ: 1

Разбираемся:

1. tg 225° = \(\frac{sin225°}{cos225°}\)
2. sin 225° = \(-\frac{\sqrt{2}}{2}\)
3. cos 225° = \(-\frac{\sqrt{2}}{2}\)
4. \(\frac{-\frac{\sqrt{2}}{2}}{-\frac{\sqrt{2}}{2}} = 1\)

Ответ: 1