•Explain how the vertical line test relates to definition of function. What are various representations of relations that we see and how do we determine if the relation is a function in each scenario?•What makes an equation linear? If an equation is linear, must it be a function? If so, explain why. If not, then provide a counterexample and explain why it is not a function.•Create an equation of a nonlinear function and provide two inputs for your classmates to evaluate.

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