Function 1 | y-intercept of -1 | slope of 1
Function 2 | y-intercept of 1 | slope of -5
Function 3 | y-intercept of 5 | slope of -3
Function 4 | y-intercept of 2 | slope of 4
I have no idea which y-intercept is closest to 0 when 2 functions are 1 unit off.