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| 1. |
Find the middle term splitting of 23n²-24n+77=0 |
| Answer» ●23n²-24n+77=0 =» 23n²-23√77n-√77n+77=0 =» 23n(n - √77) - √77(n - √77) = 0 =» (23n - √77) * (n - √77) = 0 =» 23n - √77 = 0 and n - √77 = 0 =» n = √77/23 and n = √77 ; ) | |