TRINOMIOS

(x + 1)(x + 6)

(x - 2 )(x + 3)

(x + 2) ( x - 3)

( x + 3)( x + 2)

(x + 1)(x - 5)

(x - 2)(3x + 1)

(3x + 2)( x - 1)

(x + 2)(3x - 1)

(a + b)(a + b)

 $\left(a\ -\ 2b\right)^2$  

 $\left(a\ +2b\right)^2$  

(a + 2)(a + b)

-2xy

6xy

2xy

xy

 $\left(x^2\ -1\right)\left(x^2\ +9\right)$  

 $\left(x\ -1\right)\left(x\ +9\right)$ 

 $\left(x^2\ +1\right)\left(x^2\ -9\right)$  

 $\left(2x\ +3y\right)^2$  

 $\left(2x\ -3y\right)$  

 $\left(2x\ -3y\right)^2$  

 $\left(5x\ -\ 3\right)\left(2x\ +3\right)$  

 $\left(5x+3\right)\left(2x\ -3\right)$  

 $\left(x\ -\ 5\right)\left(x+3\ \right)$  

 $\left(5x\ -3\right)^2$  

(x + 2) ( x - 6)

(x + 2) ( x+ 6)

(x - 2) (x + 6)

(x + 4) (x + 3)

 $81a^4$  

 $9a^2$  

 $18a^2$  

 $18$  

 $72m^2$  

 $144m^2$  

 $144$  

 $72m^4$