Question

o 12° termo da pg (9,27,...)

Answer 1

$an = a1 \times {q}^ {n - 1} \\ a12 = 9 \times {3}^{12 - 1} \\ a12 = 9 \times {3}^{11} \\ a12 =9 \times 177147 \\ a12 = 1594323$