Example 1.1.6.
Suppose you own 9 shirts and 5 pairs of pants.
How many outfits can you make?
If today is half-naked-day, and you will wear only a shirt or only a pair of pants, how many choices do you have?
Suppose you own 9 shirts and 5 pairs of pants.
How many outfits can you make?
If today is half-naked-day, and you will wear only a shirt or only a pair of pants, how many choices do you have?