Solution: Solve for x in the equation: arc tan (x + 1) + arc tan (x – 1) = arc tan (12).

Solve for x in the equation: arc tan (x + 1) + arc tan (x – 1) = arc tan (12). How to evaluate trigonometric equation?

Solve for x in the equation: arc tan (x + 1) + arc tan (x – 1) = arc tan (12).

Problem Statement: EE Board March 1998

Solve for x in the equation: arc tan (x + 1) + arc tan (x – 1) = arc tan (12).
  • A. 1.5
  • B. 1.34
  • C. 1.20
  • D. 1.25

Problem Answer:

The equivalent value of x is 1.33

Solution:

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