socratic scanmath logo
  • calculator-type-img Алгебра
  • calculator-type-img Исчисление
  • calculator-type-img Тригонометрия
  • calculator-type-img Матрица
x^2 - 39x - 378 = 0
Вопрос

Solve the quadratic equation

Solve using the quadratic formula
solver-selected-icon
Solve by completing the square
solver-selected-icon
Solve using the PQ formula
solver-selected-icon
Alternative Form
Показать решение solution-arrow

График

Graph