Answers

2014-01-10T22:27:57+08:00
(10^-2) (10^3) / (10^7) (10^-4)
= (  10^{3}   10^{4} ) / (  10^{7}   10^{2}
= 10^7/10^9
= 1/10^2
= 1/ 100
1 5 1