rozwiąż równanie sin(x-3) w przedziale [0,2\pi]
sin (x - 3) = 0 w < 0; 2π>
zatem sin ( x -3 ) = 0 <=> x-3 = 0 lub x -3 = π lub x -3 = 2π
czyli x = 3 lub x = π + 3 lub x = 2π + 3 , ale 2π + 3 ∉ < 0; 2π >
Odp.x = 3 lub x = π + 3
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sin (x - 3) = 0 w < 0; 2π>
zatem sin ( x -3 ) = 0 <=> x-3 = 0 lub x -3 = π lub x -3 = 2π
czyli x = 3 lub x = π + 3 lub x = 2π + 3 , ale 2π + 3 ∉ < 0; 2π >
Odp.x = 3 lub x = π + 3
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