Respuesta :
Answer:
x2+22x+121, which factorises as (x+11)2
Note that to do this, the coefficient of x2 must be 1
Step-by-step explanation:
Answer:
x2+22x+121, which factorises as (x+11)2
Note that to do this, the coefficient of x2 must be 1
Step-by-step explanation: