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MHT CET202415 May 2024Evening ShiftMathematicsInverse Trigonometric FunctionsActual

If ⁻¹ ( x 13 )+ cosec ⁻¹ ( 13 12 )= 2 , then the value of x is

Options

  1. A4
  2. B12
  3. C5
  4. D11

Correct answer

C. 5

Step-by-step solution

aligned & ⁻¹ ( x 13 )= 2 - cosec ⁻¹ ( 13 12 ) & = ⁻¹ ( 13 12 )= ⁻¹ ( 12 13 ) & ⁻¹ ( x 13 )= ⁻¹ ( 5 13 ) & x=5 aligned

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