Ответ:
Объяснение:
7n²-4n+11 - 4n²-5n+15=
(7-4)n²-(4+5)n+(11+15)=
3n²-9n+26
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
Ответ:
Объяснение:
7n²-4n+11 - 4n²-5n+15=
(7-4)n²-(4+5)n+(11+15)=
3n²-9n+26