McGraw Hill Glencoe Algebra 1 Texas, 2016
MH
McGraw Hill Glencoe Algebra 1 Texas, 2016 View details
6. Permutations and Combinations
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Exercise 1 Page 789

How many options do you have for the first prize in the row? For the second?

720

Practice makes perfect
We want to find all the possible orders for 6 prizes in a row. Ordering the prizes in a row, we have 6 options for the first prize, 5 options for the second, and so on. We can find the total possible orders by calculating 6 factorial. Let's do it.

6! = 720