Answer:
No. GCF = 2
[tex]2(x^2 - 5x + 10)[/tex]
[tex]2(x^2 - 5x + 10)[/tex] [tex](\dfrac{-5}{2})^2=(-2.5)^2 =6.25[/tex]
[tex]2[x^2 - 5x+6.25-6.25 + 10][/tex]
[tex]2[(x^2 - 5x+6.25)-6.25 + 10][/tex]
[tex]2[(x - 2.5)^2-6.25+ 10][/tex]
[tex]2[(x - 2.5)^2+3.75][/tex]
[tex]2(x - 2.5)^2+7.5[/tex]
