Answer:
[tex]2x^{2} + 4x +2[/tex]
Step-by-step explanation:
Multiply (x + 1) by (2x + 2).
x × 2x is [tex]2x^{2}[/tex]
x × 2 is 2x
1 × 2x is 2x
1 × 2 is 2
[tex]2x^{2}[/tex] + 2x + 2x + 2 = [tex]2x^{2} + 4x +2[/tex]