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How many kilometers is 5.82 x 10⁴ cm?

1 Answer

4 votes

1km=1000m=10^3m\\\\1m=100cm=10^2cm\\\\1km=10^3*10^2cm=10^5cm\Rightarrow1cm=10^(-5)km\\\\5.82*10^4cm=5.82*10^4*10^(-5)km=5.82*10^(4-5)km=5.82*10^(-1)km\\\\\boxed{5.82*10^4cm=5.82*10^(-1)km=0.582km}
User Tim Joyce
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