sin x - 3cos x=0 делим на cosx
tgx-3=0
tgx=3
x=arctg3 +pi n,neZ
√3 sin x + cos x=0
V3tgx+1=0
tgx=-1/V3
x=-pi/6 +pi n, neZ
sin x - 3cos x=0 делим на cosx
tgx-3=0
tgx=3
x=arctg3 +pi n,neZ
√3 sin x + cos x=0
V3tgx+1=0
tgx=-1/V3
x=-pi/6 +pi n, neZ