[tex]\displaystyle\bf\\n^{2} -1,4n+0,49=n^{2} -2\cdot 0,7\cdot n+0,7^{2} =\Big(n-0,7\Big)^{2}[/tex]
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
[tex]\displaystyle\bf\\n^{2} -1,4n+0,49=n^{2} -2\cdot 0,7\cdot n+0,7^{2} =\Big(n-0,7\Big)^{2}[/tex]