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serkalieva98
@serkalieva98
August 2022
2
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Помогите срочно дам 20 баллов
Решить уравнение
Cos x-√2/2=0
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nKrynka
Cosx=√2/2
x=+-π/4+2πn
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DariosI
Verified answer
Решение
cosx = √2/2
x = (+ -)arccos(√2/2) + 2πk, k ∈ Z
x = (+ -) (π/4) + 2πk, k ∈ Z
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Answers & Comments
x=+-π/4+2πn
Verified answer
Решениеcosx = √2/2
x = (+ -)arccos(√2/2) + 2πk, k ∈ Z
x = (+ -) (π/4) + 2πk, k ∈ Z