79.9k views
13 votes
Help urgently!!!!¿
plss​

Help urgently!!!!¿ plss​-example-1
User Artgrohe
by
4.4k points

1 Answer

4 votes

a.


\tt 27^{(2)/(3)}=3^{3.(2)/(3)}=3^2=9

b.


\tt (25* 10^6)/(5* 10^(-3))=(5^2* 10^6)/(5* 10^(-3))=5^(2-1)* 10^(6-(-3))=5* 10^9

User Nealmcb
by
4.0k points