№4. Решите уравнение 1) x²+10x +25=0 2) 36x²-9=0

1) x² + 10x + 25 = 0 (x + 5)² = 0 x + 5 = 0 x = -5 2) 36x² - 9 = 0 36x² = 9 x² = 9 / 36 = 1 / 4 x = ±√(1/4) = ±1/2 Ответ: x = 1/2, x = -1/2