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Q44Section I (Objective (Q1–Q80))44 of 80

Numerical Analysis — simplifying a tangent-of-difference expression

If differencing interval is of length h, then what is (x2+hx+1)tan⁡(Δtan⁡−1x)(x^{2} + hx + 1)\tan(\Delta \tan^{-1} x) equal to?

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