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Showing results for tan−1. Search instead for tan+1.

tan−1

American  
Symbol, Trigonometry.
  1. arc tangent.


Example Sentences

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First we use the fact that tan−1 ⎛−1/ 3⎞ = −π/6.

From Textbooks • Mar. 30, 2016

To find the area, we must evaluate ∫ tan−1 x dx.

From Textbooks • Mar. 30, 2016

To convert from cylindrical to rectangular coordinates, we use r 2 = x2 + y2 and θ = tan−1 ⎛y⎞.

From Textbooks • Mar. 30, 2016