Final answer:
The three common approaches to solve mathematical problems are: Algebraic, Numerical, and Graphical methods.
Explanation:
Algebraic: This approach involves solving problems using algebraic equations and expressions. For example, solving a system of linear equations using algebraic techniques.
Numerical: This method involves obtaining solutions by performing calculations using numerical methods, such as finding roots using algorithms like Newton's method.
Graphical: Utilizing graphs to solve problems, such as finding the intersection points of curves to determine solutions.
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