Решите уравнение ( x^2 - 9 ) ^2 + 8 (x^2 - 9 ) - 105 = 0

Question

Решите уравнение ( x^2 - 9 ) ^2 + 8 (x^2 - 9 ) - 105 = 0

Answer 1

!!!!!!!!!!!!!!!!!!!!!!!!!

---