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seropon [69]
3 years ago
7

HELP PLEASE 10 POINTS!!!!!!!!!!!

Mathematics
2 answers:
LiRa [457]3 years ago
5 0

Answer:

0.0000000642 = 6.42 \times  {10}^{ - 8}

I hope I helped you^_^

svp [43]3 years ago
5 0

Answer:

6.42 x 10^-8

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