Question

Ecuatie de gradul 2!
Folositi in continuare formulele:

x1,2=-b±√∆/2a =>
=> x1=-b+√∆/2a =>
=> x2=-b-√∆/2a




Plzzzzzzzzz!!!​

Answer 1

Răspuns:

Explicație pas cu pas:

4x²+9x+3=0

x1,2=-9±√81-48/8=-9±√33/8              Δ=81-48=33

x1=-9+√33/8           x2=-9-√33/8