1.

The manager of the soda shop decides that because you are a good customer, you may use a flavor asmany times as you’d like. How many different possible mixtures can you make now (remember, you have 13 flavors available to you and you must choose 6)?

Answer»

Answer:

1716

Step-by-step explanation:

the formula for COMBINATION is

nCr = N! / r! × (n-r) !

13C6 = 13 ! / 6! × (13-6)!

= 13! / 6! × 7!

= 13 × 12 × 11 × 10 × 9 × 8 × 7! / 6! × 7!

= 13 × 12 × 11 × 10 × 9 × 8 / 6 × 5 × 4 × 3 × 2 × 1

= 1716



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