state gov UP Lekhpal Mock Test 2023 - 24 Quantitative Aptitude Trigonometry Circular Measure of Angles

যদি sin 2A = cos (2A - 38°) হয়, যেখানে A একটি সূক্ষ্মকোণ, তাহলে A এর মান কত হবে? 

1
32°
2
16°
3
64°
4
35°
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