I think, there can be the basement of pressing. As an example here could be social networks, where people share their life to others, and other had to be better than first one. So there can be the pressure of economical situation of some persons, and also the pressure of lower self-esteem.
Sin (105) = sin (15+90)= cos 15- ℎ ℎ
Explanation:
sin(105) = sin (60+45) because sin (a +b)= sin a • cos b+ cos a• sin b
Therefore,
sin 105= sin (60+45) = sin 60• cos 45 + cos 60 • sin 45 =
The picture below is your answer.
Answer:
Honestly, I would join them