Question

Determine o termo a6 da PG:
(64/25, 8/5 , 1 ...)

Answer 1

$a_6=a_1.q^5 \\ \\ a_6=\frac{64}{25}.(\frac{5}{8})^5 \\ \\ a^6=\frac{8^2}{5^2}.\frac{5^5}{8^5}=\frac{5^3}{8^3}=(\frac{5}{8})^3$