If 2 sin2α - 3 = 0 , find the valu - CUETMOCK

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Trigonometry

Question:

If 2 sin²α - 3 = 0 , find the value of α .

Options:

90°

60°

45°

30°

Correct Answer:

60°

Explanation:

2 sin²α - 3 = 0

sin²α = $\frac{3}{2}$

sinα = $\frac{\sqrt {3}}{2}$

α = 60°

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