1/2arccos√3/2+1/3arccos(-√2/2)​

Question

1/2arccos√3/2+1/3arccos(-√2/2)​

Answer 1

1/2arccos√3/2+1/3arccos(-√2/2)
1/2*p/6+1/3*3p/4
P/12+4/p
P/3
Ответ: P/3