Найдите все целые n, при которых 19n+7/7n+11 - целое число. Created by universalra. matematika-ru

7n+11 - целое число...

universalra @universalra

July 2022 1 4 Report

Найдите все целые n, при которых 19n+7/7n+11 - целое число

Answers & Comments

arsenlevadniy

Verified answer

$\frac{19n+7}{7n+11}= \frac{2(7n+11)+5n-15}{7n+11}=2+\frac{5n-15}{7n+11}, \\ 
 \left [ {{5n-15=0,} \atop {5n-15=7n+11;}} \right. \left [ {{n=3,} \atop {n=-13.}} \right.$

3 votes Thanks 5

proizvedenie 10 ti naturalnyh chisel ravno 10 v 10 stepeni kakoe naibolshee zna5f6106b0a9f823558caf87940a04aaa5 10564

Answer

universalra July 2022 | 0 Ответы

Answers & Comments

Verified answer

proizvedenie 10 ti naturalnyh chisel ravno 10 v 10 stepeni kakoe naibolshee zna5f6106b0a9f823558caf87940a04aaa5 10564

proizvedenie 10 ti naturalnyh chisel ravno 10 v 10 stepeni kakoe naibolshee zna

ckolko sushestvuet raznyh pyatiznachnyh chisel vse cifry kotoryh chyotnye

рекомендуемые вопросы

Helpful Links

Helpful Social