Respuesta :
Answer:
-4 and -5
Step-by-step explanation:
factor the polynomial
x^2+9x+20
(x+5)(x+4)
set factored expression to zero to get answer
0=(x+5)(x+4)
x=-5 and -4
Answer:
-4 and -5
Step-by-step explanation:
factor the polynomial
x^2+9x+20
(x+5)(x+4)
set factored expression to zero to get answer
0=(x+5)(x+4)
x=-5 and -4