Question
8. How many different four digit numbers can be made from the digits 3,8,6, and 9 if each digit appears only once in the arrangement?
Is the answer 10?
Is the answer 10?
Answers
you have 4 choices for the first digit
3 for the second
2 for the third
left with one
4*3*2 = 24
3 for the second
2 for the third
left with one
4*3*2 = 24
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