Tell whether the set of ordered pairs (1,1),(3,5),(5,9),(7,13) is a linear function. Explain.
1) No: there is a constant change in x that corresponds to a constant change in y.
2) Yes: there is no constant change in x that corresponds to a constant change in y.
3) No; there is no constant change in x that corresponds to a constant change in y.
4) Yes; there is a constant change in x that corresponds to a constant change in y.
