Posted by ~christina~ on Sunday, September 2, 2007 at 2:32pm.
To three s.f. it is 82.4 (the next number is 5 and I round to the "even" number which is 4. If the number was 82.553 I would make it 82.6.
82.4 in scientific notation is
8.24 x 10^1
Thanks Dr.Bob =)
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