Respuesta :
Answer:
Step-by-step explanation:
Y=9x²+12x+4
Y=9(x²+(12/9)x+4/9)
Y=9(x²+(4/3)x+4/9)
Y=9(x²+2(2/3)x+4/9)
Y=9(x²+2(2/3)x+4/9)
Y=9(x+2/3)²
Y = 0 : x+2/3 = 0
x = -2/3 is the solution of a polynomial
Answer:
Step-by-step explanation:
Y=9x²+12x+4
Y=9(x²+(12/9)x+4/9)
Y=9(x²+(4/3)x+4/9)
Y=9(x²+2(2/3)x+4/9)
Y=9(x²+2(2/3)x+4/9)
Y=9(x+2/3)²
Y = 0 : x+2/3 = 0
x = -2/3 is the solution of a polynomial