anikabhaskaran
anikabhaskaran anikabhaskaran
  • 13-01-2019
  • Mathematics
contestada

7^8–7^7+7^6 is divisible by 43

Respuesta :

LammettHash
LammettHash LammettHash
  • 17-01-2019

We have

[tex]7^8-7^7+7^6=7^6(7^2-7+1)=7^6\cdot43[/tex]

so [tex]7^8-7^7+7^6[/tex] is a multiple of/divisible by 43.

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