jjoannaa
jjoannaa
14-06-2018
Mathematics
contestada
Find missing factor 9^-6=9^-4 • ?
Respuesta :
gmany
gmany
19-06-2018
[tex]Use:\ a^n\cdot a^m=a^{n+m}\\\\9^{-6}=9^{-4+(-2)}=9^{-4}\cdot9^{-2}[/tex]
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