Ответ:
решение смотри на фотографии
[tex]\displaystyle\bf\\2x+x^{2} +2y-y^{2} =\Big(2x+2y\Big)+\Big(x^{2} -y^{2} \Big)=2\Big(x+y\Big)+\Big(x+y\Big)\Big(x-y\Big)=\\\\\\=\Big(x+y\Big)\Big(2+x-y\Big)[/tex]
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
решение смотри на фотографии
[tex]\displaystyle\bf\\2x+x^{2} +2y-y^{2} =\Big(2x+2y\Big)+\Big(x^{2} -y^{2} \Big)=2\Big(x+y\Big)+\Big(x+y\Big)\Big(x-y\Big)=\\\\\\=\Big(x+y\Big)\Big(2+x-y\Big)[/tex]