Question

Escreva os seguintes números em forma de Notação Científica
a) 120000000000000000000 =
b) 512000000000 =
c) 0,000000098 =
d) 0,000000000000000000000023 =
e) – 0,012 =

Answer 1

a)

$\sf{120000000000000000000=1,2\times10^{20}}$

b)

$\sf{512000000000=5,12\times10^{11}}$

c)

$\sf{0,000000098=9,8\times10^{-8}}$

d)

$\sf{0,000000000000000000000023 =2,3\times10^{-23}}$

e)

$\sf{-0,012=-1,2\times10^{-2}}$