
Patrick B. answered 10/04/20
Tutor
4.7
(31)
Math and computer tutor/teacher
6! / [ 3! (6-3)! ] = 6! / [ 3! 3!] = 6*5*4* 3! / [ 3! 3!] = 6*5*4/ 3*2*1 = 5*4 = 20
Louis Alain P.
asked 10/01/20Patrick B. answered 10/04/20
Math and computer tutor/teacher
6! / [ 3! (6-3)! ] = 6! / [ 3! 3!] = 6*5*4* 3! / [ 3! 3!] = 6*5*4/ 3*2*1 = 5*4 = 20
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