* problem*: For , show that , where is a positive integer.

* solution*:

Now to prove \( ( \dagger) \) we observe:

But

Now this follows directly from AM-GM inequality.

* problem*: For , show that , where is a positive integer.

* solution*:

Now to prove \( ( \dagger) \) we observe:

But

Now this follows directly from AM-GM inequality.