sosav1859
sosav1859 sosav1859
  • 07-12-2021
  • Mathematics
contestada


8 x 10*-3
is how many times as great as 4 x 10*-6?
2 x10*3
2 x 10 *9

2 x 10 *-9

2 x 10-*_•-3

8 x 103 is how many times as great as 4 x 106 2 x103 2 x 10 9 2 x 10 9 2 x 103 class=

Respuesta :

gmany
gmany gmany
  • 07-12-2021

Answer:

[tex]\huge\boxed{2\times10^3}[/tex]

Step-by-step explanation:

[tex](8\times10^{-3})\div(4\times10^{-6})=\dfrac{8\times10^{-3}}{4\times10^{-6}}=\dfrac{8}{4}\times10^{-3-(-6)}=2\times10^{-3+6}=2\times10^3[/tex]

Used:

[tex]\dfrac{a^n}{a^m}=a^{n-m}\ \text{for}\ a\neq0[/tex]

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