Question

(x+1)(x+2)+y(x+2)

5x(a2+1)+(x+1)(a2+1)

Answer 1

Factorizacion
(x+1)(x+2)+y(x+2)

(x +1 + y) (x+2)

(x + y + 1) (x + 2)

2))
5x(a²+1)+(x+1)(a²+1)

(5x + x + 1) ( a²+1)

(6x +1) ( a² + 1)