jasmin2344
17.02.2021 •
Mathematics
1. Find all values of the variable in the interval [-2∏, 2∏] that satisfy the given equation.
a. (sin θ + 1)(tan θ) = 0
b. sec θ + 2 = 0
2. Find the solutions in the interval [0, 2∏).
a. sin 2θ = cos θ
b. 3 cos² x + sin x = 3
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