Question

Cos(1/2x-4pi/3)=0




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Answer 1

Решение
Cos(1/2x-4pi/3)=0
1/2x-4pi/3 = π/2 + πn, n ∈ Z
1/2x = π/2 + 4π/3 + πn, n ∈ Z
1/2x = 11π/6 + πn, n ∈ Z
x = 22π/6 + 2πn, n ∈ Z