Answer:
[tex](4 {x}^{2} + 1) + (4 {x}^{2} + x + 2) \\ 4 {x}^{2} + 1 + 4 {x}^{2} + x + 2 \\ = 8 {x}^{2} + x + 3[/tex]
8x² + x + 3
Step-by-step explanation:
4x² + 1 + 4x² + x + 2
