26-04-2018
Mathematics

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solve log3(x-3)+log3(2)=4

please show the steps

Respuesta :

CastleRook CastleRook

07-05-2018

log_3 (x-3)+log_3(2)=4
this can be written:
log_3 (x-3)+log_3(2)=log_3 81
2(x-3)=81
2x-6=81
2x=87
x=87/2

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