The document appears to be a set of exam questions for a Chemical Engineering course involving numerical methods and optimization techniques. It includes 8 questions related to topics like: 1) Using methods like Runge-Kutta, Cramer's rule, and Gauss elimination to solve systems of differential/algebraic equations. 2) Finding roots of equations numerically using methods like Regula-falsi and Newton-Raphson. 3) Modeling using techniques like polynomial regression and exponential growth models. 4) Describing optimization techniques like Newton-Raphson for finding extrema and comparing search methods.