This topic focuses on practicing the skill of identifying the algebraic equations or formulas that could generate specific function graphs. It is part of a foundational unit on functions, particularly emphasizing the concepts of domain and range. The problems presented require the learner to match given graphs of functions to their corresponding equations, covering various types of functions such as linear, quadratic, cubic, logarithmic, exponential, and trigonometric. This engages understanding of function properties and application of function knowledge to graphical interpretations.