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Mathematics 16 Online
OpenStudy (vera_ewing):

Pre-calculus word problem 3/3

OpenStudy (vera_ewing):

@xapproachesinfinity

OpenStudy (xapproachesinfinity):

now here the goal is the find the possible length of a password when when the hackers did 10^15 tries

OpenStudy (xapproachesinfinity):

L=log_256 (10^15)

OpenStudy (xapproachesinfinity):

you got it

OpenStudy (xapproachesinfinity):

L=15 log_256(10)

OpenStudy (vera_ewing):

@jim_thompson5910 I got L≈0.41524101

jimthompson5910 (jim_thompson5910):

what did you type in to get that?

OpenStudy (vera_ewing):

jimthompson5910 (jim_thompson5910):

look carefully at the equation @xapproachesinfinity wrote

jimthompson5910 (jim_thompson5910):

notice how there is a `15` out front

OpenStudy (vera_ewing):

So 6.22?

jimthompson5910 (jim_thompson5910):

then I'd round that up to L = 7

OpenStudy (vera_ewing):

ok thx

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