Use function solution to represent the value of the quantity
     Use function solution to represent the value of the quantity represented by line segment c.  Use function solution to represent the value of the quantity represented by line segment a.  Use function solution to represent the value of the quantity represented by line segment h.   
  
  Solution
a) j(3)- j(0)
b) j(5) - j(15)
c)j(15)- j(11)

