Type on calculator: Tan^-1(2) This gives 63.4 to the nearest 10th
x ≈ 63. 4 ∘ ;
The value of x when tan ( x ) = 2 is approximately 63. 4 ∘ after using the inverse tangent function. This value is rounded to the nearest tenth. There are other values for x based on the periodic nature of the tangent function, but we focus on the principal value here.
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