Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Trigonometry

Question:

If  sin2α -  3cos2α= 0 , find the value of α .

Options:

90°

45°

60°

30°

Correct Answer:

60°

Explanation:

 sin2α -  3cos2α= 0

tan2α = 3 

tanα = \(\sqrt {3 }\)

α = 60°