Sin(2pi+t)-cos(pi/2-t)+sin(pi-t)=1

Решение Sin(2pi+t)-cos(pi/2-t)+sin(pi-t)=1 sint + sint + sint = 1 3sint = 1 sint = 1/3 t = (-1)^n*arcsin(1/3) +  πn, n ∈ Z