Question

obtendo o 10 termo da pg, tal que a1=4 e q=2

Answer 1

an= ?
a1=4
n= 10
q= 2
 
an= a1 . q^(n-1)
an= 4 . 2^(10-1)
an= 4 . 2^9
an= 4 . 512
an= 2048

Answer 2

$\textsf{Resolu\c{c}\~ao~da~quest\~ao,veja~como~se~procede:}\\\\\\\ a_{n} =a_{1}~\cdot~q^{n-1}\\\\\ a_{10} = 4~\cdot~2^{10-1}\\\\\ a_{10} = 4~\cdot~2^9\\\\\ a_{10} = 4~\cdot~512\\\\\\\ \large\boxed{\boxed{\boxed{\boxed{\boxed{\boxed{\boxed{a_{10} = 2048.}}}}}}}}}}\\\\\\\\\ \textsf{Espero~que~te~ajude~:-)}\\\\\\\\\ \textsf{D\'uvidas?~Comente.}}$