Question

3) O valor da expressão

a)5
b)5. 10-1
c)5, 102
d)5.10-3
e)5. 10-4​

Answer 1

Resposta:

5*10² (alternativa C)

Explicação passo-a-passo:

$\frac{15*10^{-6}*2*10^{-5} *10^{8} }{6*10^{-1}*10^{-4}} \\\\\frac{30*10^{-6-5+8}}{6*10^{-1-4} } \\\\\frac{30*10^{-3} }{6*10^{-5} } \\\\5*10^{-3-(-5)\\5*10^{-3+5} } \\5*10^{2}$