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Mathematics 14 Online
OpenStudy (anonymous):

I'm having trouble understanding this. Related to combinations of passwords. To find out number of possibilities for a 10 keyboard character long password. I have been told that to find the answer I would need to do 96^10. when that is calculated, it gives me 6.648326e+19 as the answer. i've asked someone for clarification and they've told me that 96^10 = "6.6 x 10^19" but I don't know where the 6.6 has come from, nor do I know how to view the answer correctly without it displaying "e"

OpenStudy (anonymous):

The e just means x 10^19. Which make it an extremely long number that has 19 digits in front of the decimal. Imagine this 6600000000000000000. Except we shorten that to 6.6e+19

OpenStudy (anonymous):

the password is 10 chars long, the password uses ASCII chars, which are total 95 printable ascii chars 10^95 = 5.987369392 x 10 ^ 19

OpenStudy (anonymous):

Is there some sort of calculator available online where I can get the correct figures from 10^95? everything I use just gives me an E in it

OpenStudy (anonymous):

I just need to be able to do it for myself as well

OpenStudy (anonymous):

the E is accepted. youre not going to get an "exact" answer because its too big to write down. There is nothing wrong with the E, or using scientific notation. infact, i would just leave the answer as 96^10. thats exact.

OpenStudy (anonymous):

you dont need to calculate 96^10. thats the answer.

OpenStudy (anonymous):

Alright, that's great. So I should still give the answer with a E in it? And it will be accepted at University level?

OpenStudy (anonymous):

i would really just leave it at 96^10. if you really insist on calculating it, yes, just leave the E in it. its accepted.

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