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19-09-2018
Mathematics

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(1.21 x 10^5) + 9,500 must be in Scientific Notation

Respuesta :

21-09-2018

[tex](1.21\cdot10^5) + 9,500=1.21\cdot100,000+9,500\\\\=12,100\cdot9,500=21,600=2\underbrace{1600.}_{\leftarrow4}=2.1\cdot10^4[/tex]

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