2. Упростите $$5\sqrt{11} * 2\sqrt{2} * \sqrt{22}$$

Упростим выражение: $$5\sqrt{11} * 2\sqrt{2} * \sqrt{22} = 5 * 2 * \sqrt{11} * \sqrt{2} * \sqrt{22} = 10 * \sqrt{11 * 2 * 22} = 10 * \sqrt{11 * 2 * 2 * 11} = 10 * \sqrt{2^2 * 11^2} = 10 * (2 * 11) = 10 * 22 = 220$$ Ответ: **220**