Question

Notação Cientifica:
Calcule:
a) 2 x 10^3 x 10^2
b) 6,42 x 10^5/ 2 x 10^4
c) 3,6 x 10^3/ 3 x 10^-1
d) 1,4 x 10^8 + 2,6 x 10^8

Answer 1

a) 2x10^5
b)6,42x5
c)12x10^3
d)4x10^8