Question

Решите pls
$x^{2} +3x+2=0$
$3 x^{2} -12x-15=0$
СРОЧНО

Answer 1

1
x²+3x+2=0
x1+x2=-3 U x1*x2=2
x1=-2 U x2=-1
2
3x²-12x-15=0
x²-4x-5=0
x1+x2=4 U x1*x2=-5
x1=-1 U x2=5