Дана геометрическая прогрессия \(\displaystyle 1{ \small ,}\, 3{ \small ,}\, 9{ \small ,}\,27{ \small ,}\, …\)

Сравните \(\displaystyle b_{3} \cdot b_{5}\) и \(\displaystyle b_{4}^2{\small .}\)

\(\displaystyle b_{3} \cdot b_{5}\) [?|<|>|=] \(\displaystyle b_{4}^2{\small .}\)