Ответ:a) 3. 8³ - 5. 6³ 3. 8³ = 3.8 * 3.8 * 3.8 = 54.872 5. 6³ = 5.6 * 5.6 * 5.6 = 175.616 54.872 - 175.616 = -120.744 Ответ: -120.744