Question

Question 1.1. Factor
2x2 + 8x + 8

medal given

x2+ 4x + 4


2(x + 2)


2(x + 2)2

(x + 2)

Answer 1

first factor a two out

Answer 2

2x+9x+8=11x+8

Answer 3

@mathmate

Answer 4

Factor out the common of 2 and use perfect square.
\(2x2 + 8x + 8 = 2(x^2+4x+4)\)
perfect square:
\((a+b)^2=a^2+2ab+b^2\)
where a=x, b=2