Respuesta :
Answer:
3. x^2+3x+2
4. We know that x^2 +2x +1 = (x+1)^2 so solution is x+1
5. (x+1)^2 + 2(x+1) +1 = x^2 + 4x + 4 = (x+2)^2
Answer:
3. x^2+3x+2
4. We know that x^2 +2x +1 = (x+1)^2 so solution is x+1
5. (x+1)^2 + 2(x+1) +1 = x^2 + 4x + 4 = (x+2)^2