Show that if n is an integer and nº + 5 is odd, then n is even using
a) a proof by contraposition.
b) a proof by contradiction.
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are there answer choices to this particular question?

the answer is a because the astrophel does more and sidney goes to the astrophel more than stella.

an great real life example for the lottery principle is the real life lottery itself. it adheres to the lottery principle so much it's even called lottery. you apply for the lottery in the manner of getting a ticket and if you are lucky, the goods are distributed to you, in this case, the huge amounts of money. there are other real life example but this is the best one.