( + 3) + ( - 3) =( + 6) - ( - 5) =( + 3)( - 3) =( - 1)(( + 6) + ( - 5)) =( - 3)( + 2) =( + 2)( - 2) =( + 3)( - 3) + ( - 3)( + 2) =(( + 3) - ( - 3)) - ( + 2) =( + 3) - (( - 3) - ( + 2)) =( + 2)(( - 2) ?
( + 3) + ( - 3) = ( + 6) - ( - 5) = ( + 3)( - 3) = ( - 1)(( + 6) + ( - 5)) = ( - 3)( + 2) = ( + 2)( - 2) = ( + 3)( - 3) + ( - 3)( + 2) = (( + 3) - ( - 3)) - ( + 2) = ( + 3) - (( - 3) - ( + 2)) = ( + 2)(( - 2) + ( - 1)) = ( + 2)( - 2) + ( + 2)( - 1) = CON OPERACIONES POR FASSS.