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OpenStudy (anonymous):
A 89-year-old person is 7.7964 × 105 hours old. Write this number in standard form.
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OpenStudy (anonymous):
7.7964x5x10^2 =3.8982x10^3
OpenStudy (anonymous):
105 = 100 + 5 => 100 = 10^2. How did you get 7.7964x5x10^2
OpenStudy (anonymous):
5x10^2 = 500 isn't it?
OpenStudy (anonymous):
lol
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