CPSC 170 Postlab 7

Use the First Principle of Mathematical Induction to prove the following:
  1. n2 >= 2n+3   for   n>=3

























Use the Second Principle of Mthematical Induction to prove the following:
  1. Any amount of postage greater than or equal to 12 cents can be built using only 4-cent and 5-cent stamps.