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OpenStudy (anonymous):
A planet is 81 900 000 000 000 km from the Earth. (a) Write 81 900 000 000 000 in standard form.
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OpenStudy (anonymous):
8.19 * 10^13
OpenStudy (anonymous):
or sometimes it is written 8.19E13
OpenStudy (anonymous):
the first part of standard form must have a value between 1 and 10 ( 10 not included)
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