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प्रश्न
If α and β be between 0 and `pi/2` and if cos(α + β) = `12/13` and sin (α – β) = `3/5` then sin 2α is:
पर्याय
`16/15`
0
`56/65`
`64/65`
MCQ
उत्तर
`56/65`
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Trigonometric Ratios
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