Question

qual o valor das expressoes dando o notificaçao em cientifica(3,4.10^3).10^-2= 

(5,1.10^-8):(3.10^-3)=

(0,2.10^3).(1,4.10^-5)=

(3.10^2)^3=

5,4.10^3-3,2.10^3

Answer 1

(5,1.10^-8):(3.10^-3)=1,7 .10^-5

(0,2.10^3).(1,4.10^-5)=0,28.10^-2 

(3.10^2)^3=9.10^6

5,4.10^3-3,2.10^3= 2,2.10^2