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AP EAMCET202526 May 2025Morning ShiftMathematicsInverse Trigonometric FunctionsActual

If = Tan ⁻¹ ( 1 3 )+ Tan ⁻¹ ( 1 7 )+ Tan ⁻¹ ( 1 13 )+ Tan ⁻¹ ( 1 21 )+ Tan ⁻¹ ( 1 31 ) , then =

Options

  1. A3 5
  2. B1
  3. C5 7
  4. D7 9

Correct answer

C. 5 7

Step-by-step solution

No Solution

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