This is precisely what makes us your valuable partner in all your financial affairs. The arctangent of x is defined as the inverse tangent function of x when x is real (x ∈ℝ)

    الدكتور أمجد فريد و تجمع المهنيين
  1. Scribd is the worlds largest social reading and publishing site
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  3. It is normally represented by arctan (θ) or tan -1 (θ)
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