How can you determine if a function is linear or nonlinear from the graph of the function?

Question

Zayne Hughes

Mathematics

21 June, 14:05

How can you determine if a function is linear or nonlinear from the graph of the function?

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Shane · Answer 1

A linear function is in the form y = mx + b or f (x) = mx + b, where m is the slope or rate of change and b is the y-intercept or where the graph of the line crosses the y axis. You will notice that this function is degree 1 meaning that the x variable has an exponent of 1.