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Mathematics, 02.06.2021 22:00 niceguy1997

Help!! What is 78,400,000 expressed in scientific notation? A. 78.4 x 10
B. 7.84 x 10
C. 78.4 x 10
D. 784 x 10

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Help!! What is 78,400,000 expressed in scientific notation? A. 78.4 x 10
B. 7.84 x 10
C...
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