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In standard form, the number 72105.4 is written as 7.21054 × 10n where n is equal to ________.
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In standard form, the number 72105.4 is written as 7.21054 × 10n where n is equal to ________.

User Billzhong
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Answer: n = 4

Explanation:

n is always equal to the number of times 10 could be raised to so as to make a total of the number in question.

User Carl Steffen
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