Дана геометрическая прогрессия:

\(\displaystyle \frac{ 1}{ 3 }, \,\frac{ 1}{9 }, \,\frac{ 1}{ 27},\, \frac{ 1}{ 81}, \,... \)

Запишите \(\displaystyle b_3\) и найдите \(\displaystyle q\small.\)

\(\displaystyle b_3=\)[ ]

\(\displaystyle q=\)[ ]

Найдите \(\displaystyle b_5\small.\)

\(\displaystyle b_5=\)[ ]