17) \(\sqrt{5}\)³ \(\cdot\) \(\sqrt{20}\)

Упростим выражение с корнями. 17) \(\sqrt{5}\)³ \(\cdot\) \(\sqrt{20}\) = \(\sqrt{5}\)³ \(\cdot\) \(\sqrt{4 \cdot 5}\) = \(\sqrt{5}\)³ \(\cdot\) 2\(\sqrt{5}\) = 2 \(\cdot\) (\(\sqrt{5}\))⁴ = 2 \(\cdot\) 5² = 2 \(\cdot\) 25 = 50

Ответ: 50

Отлично, ты на верном пути!