(a + b)(a - b) - (a - b)(a - b)
(a - b)[(a + b) - (a - b)]
(a - b)[ 2b ]
2(a - b)(b) >>>Respuesta
------------------------------
eso es todo :D
SALUDOS!!
" Life is not a problem to be solved but a reality to be experienced! "
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(a + b)(a - b) - (a - b)(a - b)
(a - b)[(a + b) - (a - b)]
(a - b)[ 2b ]
2(a - b)(b) >>>Respuesta
------------------------------
eso es todo :D
SALUDOS!!