Question

sin(3x-п/15)=-1
помогите срочно ​

Answer 1

Ответ:x= (-1)ⁿ (-π/6) +п/45 +π/3 n,  n∈Z

Объяснение: 3х-п/15 = (-1)ⁿarcsin (-1)+πn,  n∈Z

3x =(-1)ⁿ (-π/2)  + п/15 + πn,  n∈Z

x= (-1)ⁿ (-π/6) +п/45 + π/3 n,  n∈Z