kaylakegley9502
kaylakegley9502 kaylakegley9502
  • 15-11-2018
  • Mathematics
contestada

Help me ASAP please

Help me ASAP please class=

Respuesta :

gmany
gmany gmany
  • 27-07-2019

Answer:

[tex]\large\boxed{7^{-8}}[/tex]

Step-by-step explanation:

[tex]7^{-1}\cdot7^{-7}\qquad\text{use}\ a^n\cdot a^m=a^{n+m}\\\\=7^{-1+(-7)}=7^{-8}[/tex]

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