In Exercises 21 and 22, consider the three given lines.
Line a: through the point (2,0) with a y-intercept of (0, 1) Line b: through the point (2,0) with a y-intercept of (0,5) Line c: through the point (2,0) with a y-intercept of (0,3)
21. Which line is most steep? 22. Which line is least steep?