Answer:
The 2nd term is 3y
Step-by-step explanation:
2x + 3y
__ __
1 2
term term
Answer:

Step-by-step explanation:
Sin 2 x + 2 sin x = 0
2 sin x cos x + 2 sin x = 0 / : 2
sin x cos x + sin x = 0
sin x ( cos x + 1 ) = 0
sin x = 0, cos x + 1 = 0, cos x = - 1;
Answer:
x = 0, or x = π