lilai3
  • lilai3
Can someone please help...or else I'll have to do it the hard way... >:\ How many different 5-digit zip codes are possible if no digits are repeated?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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Mertsj
  • Mertsj
9(8)(7)(6)(5)
ChrisS
  • ChrisS
10*9*8*7*6
lilai3
  • lilai3
uh... hu's rite?

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More answers

ChrisS
  • ChrisS
If the number cannot begin with 0, then it is 9*9*8*7*6
anonymous
  • anonymous
there are nine different digits... so...
ChrisS
  • ChrisS
there are 10 digits including 0
lilai3
  • lilai3
so is it 10 times 9 times 8 times 7 times 6?
ChrisS
  • ChrisS
Yes.
lilai3
  • lilai3
wait.. so is it suppose to be a comboniation instead of a permutation?
ChrisS
  • ChrisS
It is a permutation because order matters. 12345 is different from 54321
lilai3
  • lilai3
oh ya.. thank you...:D the answer is 30240, rite?
ChrisS
  • ChrisS
that's what I got :) you're welcome
lilai3
  • lilai3
haf a good rest of da day, sir.... O:D
ChrisS
  • ChrisS
thank you. you too :)

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