1) f(0.5) - f(1):
f(0.5) = 1/0.5 = 2f(1) = 1/1 = 1
f(0.5) - f(1) = 2 - 1 = 1
2) f(1) - f(1.5):
f(1) = 1f(1.5) = 1/1.5 = 2/3
f(1) - f(1.5) = 1 - 2/3 = 1/3
3) f(1.5) - f(2.5):
f(1.5) = 2/3f(2.5) = 1/2.5 = 2/5
f(1.5) - f(2.5) = 2/3 - 2/5 = 10/15 - 6/15 = 4/15
1) f(0.5) - f(1):
f(0.5) = 1/0.5 = 2
f(1) = 1/1 = 1
f(0.5) - f(1) = 2 - 1 = 1
2) f(1) - f(1.5):
f(1) = 1
f(1.5) = 1/1.5 = 2/3
f(1) - f(1.5) = 1 - 2/3 = 1/3
3) f(1.5) - f(2.5):
f(1.5) = 2/3
f(2.5) = 1/2.5 = 2/5
f(1.5) - f(2.5) = 2/3 - 2/5 = 10/15 - 6/15 = 4/15