You will find the instructions in the attached file. Please respond back using microsoft word. No APA Format
Assume that aa or bb is even - say it is aa (the case where bb is even will be identical). That is, a=2ka=2k for some integer k.k.
Then
ab=(2k)b
=2(kb)
Thus ab is even.
In your own words, re-create the proof of one of this example. State which proof method is used in your proof.
Then, discuss why, or why not, alternative proof methods would also work for the example you chose.