Question

Encontre o termo geral da p.g (27,81,243...)
Gente me ajuda pfvr, pra amanha!!!

Answer 1

$a_1=27 \\ q=81\div27=3 \\ \\ se~~termo~~geral \\ \\ a_n=a_1.q^{n-1} \\ \\ a_n=27.3^{n-1} \\ \\ a_n=3^3.3^{n-1} \\ \\ a_n=3^{3+n-1} \\ \\ a_n=3^{2+n} \mapsto termo~~geral$