Question

===================

x^2+5x+4

====================

Answer 1

Hey mate, here is your answer -:)

___________________________

${x}^{2} + 5x + 4 \\ {x}^{2} + (4 + 1)x + 4 \\ {x}^{2} + 4x + x + 4 \\ x(x + 4) + 1(x + 4) \\ (x + 1)(x + 4)$


___________________________

HOPE it helps to you!!!

Answer 2

let x²+5x+4=0
x²+4x+x+4=0
x(x+4)+1(x+4)=0
(x+1)(x+4)=0
if x+1=0
x=-1
if x+4=0
x=-4
The answers are x= -1 and -4
Hope this will help you...............