Ответ 7,8,9
Числа n, n+1,n+2
n²+23=(n+1)(n+2)
n²+23=n²+n+2n+2
3n=23-2
3n=21
n=7
Проверка
49+23=72=8*9
Числа 7,8,9
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Ответ 7,8,9
Числа n, n+1,n+2
n²+23=(n+1)(n+2)
n²+23=n²+n+2n+2
3n=23-2
3n=21
n=7
Проверка
49+23=72=8*9
Числа 7,8,9