Решите Плиизззззз!!!!!​

Question

Решите Плиизззззз!!!!!​

---

Answer 1

X^3+3x^2-(16/25)x-(48/25)=0

x^2(x+3)-(16/25)(x+3)=0

(x^2-16/25)(x+3)=0

▪x^2-16/25=0

x^2=16/25

x=+-4/5

▪x+3=0

x=-3