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Trigonometric Ratio and Identites question

2019 · 8 Apr · Shift 1 · Q40
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Trigonometric Ratio and Identites question

2019 · 8 Apr · Shift 1 · Q40

JEE MainMathematicsTrigonometric Ratio and IdentitesMCQ+4 / −1
If cos(α\alphaα+β\betaβ) = 3/5 ,sin ( α\alphaα-β\betaβ) = 5/13 and 0 < α,β\alpha , \betaα,β<π4\pi \over 44π​, then tan(2 α\alphaα) is equal to :
  1. A
    21/16
  2. B
    63/52
  3. C
    33/52
  4. D
    63/16
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