Решите уравнение х(х^2 — 8x + 15) = 4(3 — х). - вопрос №5552347281543 от Steam1112 17.02.2020 20:25

Question

Алгебра: Решите уравнение х(х^2 — 8x + 15) = 4(3 — х).

Steam1112 · Answer

x(x2−8x+15)=−3x+4x(x2−8x+15)=−3x+4Быстрый ответx1=−136159−−−√+82−−−−−−−−−−√3−1036159−−−√+82−−−−−−−−−−√3+83x1=−136159+823−1036159+823+83x2=83−13(−12+3√i2)6159−−−√+82−−−−−−−−−−√3−103(−12+3√i2)6159−−−√+82−−−−−−−−−−√3x2=83−13(−12+3i2)6159+823−103(−12+3i2)6159+823x3=83−103(−12−3√i2)6159−−−√+82−−−−−−−−−−√3−13(−12−3√i2)6159−−−√+82−−−−−−−−−−√3...