Question

Efetue

4.10^6 x 3.10^9 ->
2,1.10^-10 x 1,3,10^8 ->
3.10^-18 x 4.10^16 ->
8.10^-10/4.10^8 ->

Quero a conta pf :)

Answer 1

A) 4.10^6×3.10^9= 12.10^15
B) 2,1.10^-10×1,3.10^8=2.73.10^-2
C) 3.10^-18×4.10^16= 12.10^-2
D) 8.10^-10/4.10^8= 2.10^-2