Preparemos nuestra prueba

$\left(2z+3\right)^2$

$\left(4+2x+5y\right)^2$

$\left(7b-c\right)^2$

$\left(9v+9x\right)^3$

$\left(5a+5a\right)^2$

 $2x^2+2xy+y^2$  

 $4x^2+2xy+y^2$  

 $4x^2+4xy+y^2$  

 $4x+4xy+y^2$  

$\left(3p+t\right)\left(3p+t\right)\$

$\left(10x-5z\right)\left(10x+5z\right)\$

$\left(9+ab\right)\left(9-ab\right)$

$\left(7a+3b\right)\left(a-b\right)$

$\left(r-100\right)\left(100+r\right)\$

 $10p^2-q^2$  

 $100p^2-q^2$  

 $p^2-q^2$  

 $q^2-100p^2$  

 $m^3-9m^2p+27mp^2-27p^3$  

 $m^3+9m^2p+27mp^2+27p^3$  

 $m^3+9m^2p-27mp^2+27p^3$  

 $m^3-3m^2p+3mp^2-27p^3$  

$\left(x^2+11x+11\right)\ cm^2$

$\left(x+11x+18\right)\ cm^2$

$\left(x^2+11x+18\right)\ cm^2$

$\left(x+11x+11\right)\ cm^2$

$a^2+b^2$

$a^2+2ab+b^2$

$a^2-b^2$

$a^2-2ab+b^2$