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AP EAMCET202315 May 2023Morning ShiftMathematicsTrigonometric Ratios & IdentitiesActual

If = _e(2+ 3 ) , then 1- + 1- coth =

Options

  1. A4+2 3
  2. B7+4 3
  3. C3 +1 2
  4. D2+ 3

Correct answer

D. 2+ 3

Step-by-step solution

aligned & Let I= h 1- h + h 1- h & I= h^2 ( h - ) + h^2 ( h - h ) & I= h^2 - h^2 ( h- h ) = + sinh & I=e^ e^ = h + h & I=e^ _e^ (2+ 3 ) =2+ 3 aligned

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