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20-09-2017
Mathematics

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Write the number 45.78 trillion in scientific notation.

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Аноним Аноним

20-09-2017

Without scientific notation it would look like 4 000 000 000 000
The decimal place must be moved 12 units to the left to be after a significant figure, thus giving the scientific notation to the power of 12. The significant figure is 4 so you get the equation 4.0⋅1012.

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