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Вender
@Вender
July 2022
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2sin(3п-x)-3 sin(п/2-x)=0
Решите плесс задачку за 10 кл
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nKrynka
Verified answer
Решение
2sin(3п-x)-3 sin(п/2-x)=0
2sinx - 3cosx = 0 делим на cosx
≠ 0
2tgx - 3 = 0
tgx = 3/2
x = arctg(3/2) + πk, k ∈ Z
2 votes
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Verified answer
Решение2sin(3п-x)-3 sin(п/2-x)=0
2sinx - 3cosx = 0 делим на cosx ≠ 0
2tgx - 3 = 0
tgx = 3/2
x = arctg(3/2) + πk, k ∈ Z