What is the approximate value of the first derivative of S(x)=-01x-0.15x-0. 5x-0.25x +1. 2 at x-0.75 using a step size of 0.25 using Forward Divided Difference? -1.7542 b. -1.7778 a. -1.8952 d. -1.8266 C. OB OD OA OC

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