anonymous
  • anonymous
I will become a fan and give a medal! how many 3 digit numerical passwords are there if a digit can be repeated
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
anonymous
  • anonymous
They didn't give me any further instructions. So, your guess is as good as mine.
LoganH
  • LoganH
think like this
LoganH
  • LoganH
put numbers 1 through 9 vertically on a piece of paper

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LoganH
  • LoganH
for each of these numbers you can also have 1 through 9
LoganH
  • LoganH
so if you put 9 lines coming from each number, put 1 through nine on each of these in order.
LoganH
  • LoganH
you can also do this again to each of the numbers in the second column. I will try to draw this out for you.
LoganH
  • LoganH
|dw:1440728394563:dw|
LoganH
  • LoganH
Each of these smaller numbers can also have a set of numbers 1-9, you get what I'm trying to say?
anonymous
  • anonymous
yeah
anonymous
  • anonymous
So the answer is more than 1000 right?
LoganH
  • LoganH
I don't think so.
LoganH
  • LoganH
Actually, give me a sec. to work this out. :D
anonymous
  • anonymous
take your time
LoganH
  • LoganH
Are there answer choices at all? just wonderin'
anonymous
  • anonymous
no. It would be so much easier if there were!!!
anonymous
  • anonymous
It's okay if you can't figure it out
LoganH
  • LoganH
I just wish I had longer paper! lol
anonymous
  • anonymous
ikr!
anonymous
  • anonymous
so 0 would not be included
LoganH
  • LoganH
Hmm, tough question actually.
LoganH
  • LoganH
Perhaps it could. I will just answer this with zeros, to be safe.
LoganH
  • LoganH
or at least try!
anonymous
  • anonymous
go for it
LoganH
  • LoganH
So i came to a number that is not quite 1000
anonymous
  • anonymous
the answer's 1000
LoganH
  • LoganH
it is?
anonymous
  • anonymous
yeah (I came up with 300 lol)
LoganH
  • LoganH
How did you do it?
anonymous
  • anonymous
Thank you for taking your time to help me
anonymous
  • anonymous
Get 300 or the answer?
LoganH
  • LoganH
i got 810, I must have messed up somewhere. lol. And no problem, I like helping when I can. :D

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