Respuesta :

Answer:

[tex](6x {}^{2} + 10x - 1) +( 5x {}^{2} - 2x + 1 ) \\ 6x {}^{2} + 10x - 1 + 5x {}^{2} - 2x + 1 \\ 6x {}^{2} + 5x {}^{2} + 10x - 2x + 1 - 1 \\ 11x {}^{2} + 8x[/tex]

I hope this help