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Mathematics 16 Online
OpenStudy (anonymous):

If you have an exact number, do you still have to convert it to significant figures when doing dimensional analysis?

OpenStudy (kainui):

Well if you're just doing dimensional analysis, it shouldn't matter how many digits it has. How accurate your measurement is has no bearing on what the units are that you're measuring with right?

OpenStudy (unklerhaukus):

numbers are irrelevant in dimensional analysis

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