Question

x²+2x+1 solve using ​

Answer 1

Answer:

-1

Step-by-step explanation:

x²+2x+1 =0

x²+x+x+1 =0 (1×1=1)

x(x+1) +1(x+1) (1+1=2)

(x+1) (x+1)

x+1=0

x= -1

x+1=0

x=-1