How do you multiply #(5×10^2)(7×10^5)#?

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Answer 1 · 2018-03-30T17:07:57

#35xx10^7#

Or if you're using scientific notation:

#3.5xx10^8#

Multiply the number factors:
#5xx7=35#

Multiply the powers by adding the indices
#10^2xx10^5=10^(2+5)=10^7#

#=35xx10^7#

Or if you are using scientific notation:
#3.5xx10^8#