Learn87
Learn87
22-04-2017
Mathematics
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Please explain how you got this answer
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wolf1728
wolf1728
22-04-2017
We have to determine how many different 3 vegetable combinations can be made from a selection of 10 vegetables.
We use the formula
combinations = 10! / [3! * (7!)]
combinations = 10 * 9 * 8 * 7! / 3!
combinations = 720 / 6
combinations = 120
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