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OverLord2011 [107]
3 years ago
9

Can someone help me on this?

Mathematics
2 answers:
Neko [114]3 years ago
7 0

Answer:

Step 1

Step-by-step explanation:

it should've been 4×10^{3}

salantis [7]3 years ago
7 0

Answer:

A

Step-by-step explanation:

step 1

= 4 . 10³ not 4 . 10²

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