Problem:
Show that the cube of a positive integer can always be written as the difference of two squares!
Proof:
We only need to observe that
which, in turn, equals .
Hooray ! 🙂 That’s all !
Nalin Pithwa
Problem:
Show that the cube of a positive integer can always be written as the difference of two squares!
Proof:
We only need to observe that
which, in turn, equals .
Hooray ! 🙂 That’s all !
Nalin Pithwa
Masst chhe, Baapu!
LikeLike