Question

1. x2 + 4x + 3 = 0 roots​

Answer 1

Answer:

1. x2+ 4x+ 3= 0

Step-by-step explanation:

x2 + 3x +x + 3=0 , x (x+3) +1(x+3)=0 , (x+3) (x+1) =0 then x=1,3

Answer 2

Answer:

x2 + 4x + 3 = 0

x2 + x +3x +3

x(x + 1) +3( x +1)

(x +1) (x+3)