CUET Preparation Today
CUET
General Test
Quantitative Reasoning
Trigonometry
If 4 sin2α - 1 = 0, find the value of α .
90°
45°
30°
60°
4 sin2α - 1 = 0
sin2α = \(\frac{1}{4}\)
sinα = \(\frac{1}{2}\)
α = 30°
