Study Set: Algebraic Equations Test Questions

Solve the equation 2 cos 3x + 1 = 0, where 0° ≤ x < 360°.

Select the Correct Answer:

x = 40°, 80°

x = 40°, 80°, 160°, 200°, 280°, 320°

x = 60°, 120°, 180°

x = 40°, 80°, 120°, 160°

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Algebraic Equations Test Questions

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