Question

Simplifique as expressões:

a) 6!
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3!

b) 3! 5!
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4! 6!

Answer 1

a) 6! / 3! = 6 * 5 * 4 * 3! / 3!  = 120


b) 3! 5! / 4! 6! = 3! * 5! / 4 * 3! * 6 * 5! = 1 / 24