So - I know all the steps, I just need help with a gap.
Prove
Ok, proof by Induction:
Since 4! = 24 which is , for n=4.
Let k be a positive integer [math\geq4[/tex] and suppose .
Then,
Here's where I'm stuck. I know but how can I show that ?
From then, I can show
Therefore, , so .
Please help me out with this way of solving the proof, I'm sure there are other ways.
any help: please!!!??