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प्रश्न
If sin 3A = 1 and 0 < A < 90°, find sin A
बेरीज
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उत्तर
sin 3A = 1
sin 3A = sin90°
3A = 90°
A = 30°
sin A = sin30°
sin A = `(1)/(2)`
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Trigonometric Equation Problem and Solution
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