Question

please any body can tell the answer of this question

Answer 1

x²+5x+6
= x² +3x +2x +6
= x(x+3) + 2(x+3)
= (x+2)(x+3)

HOPE IT HELPS!!

Answer 2

Hey! 

$x^2+5x+6\\(x^2+2x)+(3x+6)\\x(x+2)+3(x+2)\\(x+2)(x+3)$

Hope It Helps You!