Inactive Tutor answered 03/03/22
4! = 4x3x2x1 = 24
4! means four factorial = 4 times each positive integer less than 4
Ma. Ann Catherine L.
asked 03/03/22A Grade 12 student is taking Biology, English, Math and Physics in her first term. If a student timetable has five courses, how many ways can she schedule her course?
Inactive Tutor answered 03/03/22
4! = 4x3x2x1 = 24
4! means four factorial = 4 times each positive integer less than 4
Inactive Tutor answered 03/03/22
4 ways for ist course, 3 ways for second course, 2 ways for third course and 1 way for 4th course
4X3X21 = 24
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