How do you calculate # (4.7times10^-3) div (9.4times10^3)#?

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Answer 1 · 2016-07-15T08:07:00

#5.0 xx 10^-7#

#(4.7 xx 10^-3) div (9.4xx10^3)# may be written as:

#4.7/9.4 xx 10^(-3) xx 10^-3#

Remember that: #a^n * a^m = a^(n+m)#

Hence our example #= 4.7/9.4 xx 10^(-3 -3) = 0.5 xx 10^-6#

This can be exprexed as; #5.0 xx 10^-1 xx 10^-6#

Therefore our result is: #5.0 xx 10^-7#