Good things come to people who wait, but better things come to those who go out and get them.
Part - 4 Lecture - 2 Chapter 1 Real Numbers
00:09:40 Question 9. Show that the cube of any positive integer is of the form 4m, 4m + 1 or 4m + 3 for some integer m.
00:01:30 Question 10. Use Euclid’s division lemma to show that the cube of any positive integer is of the form 9m, 9m + 1 or 9m + 8.