1. найдите значение выражения: а) arcsin (– 1) + arcsin(√3/2); б) arcsin (1/2) + arcsin(– √3/2); в) arcsin(√2/2) – arcsin 1; г) arcsin 0 – arcsin(– 1/2); г) arcсоs (– 1) + arctg√3; д) arcсоs (1/2) + arcsin (1/2); е) arctg(– 1) – arcсоs(√3/2); ж) arccos 0 – arctg (√3/3); !
а) -π/2 + π/3 = -π/6
б) π/6 - π/3 = -π/6
в) π/4 - π/2 = -π/4
г) 0 + π/6 = π/6
г2) -π + π/3 = -2π/3
д) π/3 + π/6 = π/2
е) -π/4 - π/6 = -5π/12
ж) π/2 - π/6 = π/3