Объяснение:
297²=(300-3)²=300²-2•300•3+3²=90000-1800+9=88209
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Объяснение:
297²=(300-3)²=300²-2•300•3+3²=90000-1800+9=88209