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AP EAMCET20225 Jul 2022Evening ShiftMathematicsTrigonometric Ratios & IdentitiesActual

If cosech x= 4 5 , then x=

Options

  1. A41 21
  2. B41 19
  3. C41 25
  4. D41 16

Correct answer

D. 41 16

Step-by-step solution

cosec h x= 1 h x = 4 5 h x=5 / 4 h^2 x=1+ h^2 x=1+ ( 5 4 )^2= 41 16 h x= 41 16

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