Question

uma PG de cinco  em q a1=4 e q=3

Answer 1

$a_{1}=4\\q=3$
_____________

$a_{1}=4\\a_{2}=a_{1}*q=4*3=12\\a_{3}=a_{2}*q=12*3=36\\a_{4}=a_{3}*q=36*3=108\\a_{5}=a_{4}*q=108*3=324$

$PG~(4,~12,~36,~108,~324)$