3sinx-3 = 0
-4tgx = 0
6+6sinx = 0
Хееелп

1) 3sinx = 3
sinx = 1
x = pi/2 + 2pi*n, n€z.
2)tgx = 0
x = pi*n, n€z.
3)6sinx = -6
sinx = -1
x = -pi/2 + 2pi*n, n€z.