Question

Given: A= (0, 0), (2, 1). (3, 1.5). (4, 2). .}ls A a function and why?

Answer 1

Yes, it is a function

Explanation:

the definition of a function is "a relation from a set of inputs to a set of possible outputs where each input is related to exactly one output." Our input is represented by x, or the first number in the parentheses, and our output is y, or the second number in the parentheses. Because each x value had exactly one output, or y, it is a function