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How many 3-digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?

+1 vote

asked Jan 13, 2019 in Class 11 by kratos

How many 3-digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?

class-11
permutations

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1 Answer

+4 votes

answered Aug 23, 2020 by kratos

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Solution :.. We need

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