MA 120 may not be taken for credit by any student who has completed any MA course numbered 124 or higher. Topics chosen from Linear equations, systems of linear equations, matrix algebra, exponential functions and logarithms, elements of differential calculus, optimization, probability. Some sections focus on applications in economics, finance, and management. Satisfies both mathematics requirement and divisional studies requirement. Carries MCS divisional credit in CAS. This course fulfills a single unit in the following BU Hub area: Quantitative Reasoning II.