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OpenStudy (anonymous):
how many significant digits does 7.5 x 10^4 have?
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OpenStudy (tkhunny):
Have you considered counting them? 7.5 I see two.
OpenStudy (anonymous):
what about the zeros after the number? ive got people saying count them and some saying not to
OpenStudy (unklerhaukus):
Scientific notation conceals insignificant figures.
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