Question

Factor each polynomial.
x²+5x+4

Answer 1

(x+4)(x+1) because the numbers need to multiply to the constant (4) and need to add up to the second number (5) and they work

Answer 2

Answer: x²+5x+4=(x+4)(x+1)

Step-by-step explanation:

$x^2+5x+4=\\x^2+4x+x+4=\\(x^2+4x)+(x+4)=\\x*(x+4)+(x+4)=\\(x+4)*(x+1)$