Toán Lớp 11: 1. 2sin(x+π/3)-√2=0
2. 2sin(π/3-3x) +3=0
3. 2sin(x-π/3)+sin(2x-2π/3)=0
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Toán Lớp 11: 1. 2sin(x+π/3)-√2=0
2. 2sin(π/3-3x) +3=0
3. 2sin(x-π/3)+sin(2x-2π/3)=0
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