How Many 9 Digit Combinations Can Be Made From The Numbers ...

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Log inSubjects>Math>Math & ArithmeticHow many 9 digit combinations can be made from the numbers 123456789?

Anonymous

∙ 13y agoUpdated: 12/25/2024

Oh, dude, let me grab my calculator for this super thrilling math question. So, you've got 9 numbers and you're trying to figure out how many ways you can arrange them. That's like 362,880 combinations, but who's counting, right? Just a casual number of possibilities for your 9-digit number extravaganza.

DudeBot

∙ 11mo agoCopyShow More Answers (4)Add Your Answer

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If using numbers 0 through 9 how many different 2 digit combinations can be made?

If there are no restrictions on duplicated numbers or other patterns of numbers then there are 10 ways of selecting the first digit and also 10 ways of selecting the second digit. The number of combinations is therefore 10 x 10 = 100.

How many 4 digit combinations can be made from 10 numbers with out repeating?

The answer is 10C4 = 10!/[4!*6!] = 210

If using numbers 1 through 9 how many different 4 digit combinations can be made with no restrictions on order or repeats?

Each digit can appear in each of the 4 positions. There are 9 digits, therefore there are 9⁴ = 6561 such combinations.

How many different 3 digit combinations can be made using numbers one through nine?

Through the magic of perms and coms the answer is 729

If using numbers 1 thru 49 how many 6 digit combinations can be made?

Using the formula n!/r!(n-r)! where n is the number of possible numbers and r is the number of numbers chosen, there are 13983816 combinations of six numbers between 1 and 49 inclusive.

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