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SanGold
@SanGold
May 2022
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Пожалуйста, решите задачy!!!:
1) cos(x/2+pi)=0
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flsh
Cos(x/2 + π) = 0
x/2 + π = π/2 + πn, n Ε Z
x/2 = -π/2 + πn, n Ε Z
x = -π + 2πn, n Ε Z
x = (2n - 1)π, n Ε Z
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Answers & Comments
x/2 + π = π/2 + πn, n Ε Z
x/2 = -π/2 + πn, n Ε Z
x = -π + 2πn, n Ε Z
x = (2n - 1)π, n Ε Z