STOP FOOLING AROUND I NEED HELP ASAP

How do you determine whether a relationship represented as as graph is linear or nonlinear

What is the distance between the points (2, 5) and (5,9)?

1) your friend taylor missed class today and needs some identifying solutions of systems. explain to taylor where to find the solution(s) of any system using its graph 2)taylor graphs the following in desmos and decides that f(x) = g(x) at x = 0, x = 1, & x = 3. f(x) = 2x+1g(x) = 2x2+1 provide taylor some feedback that explains which part of the answer was incorrect and why.