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០៩២ ៧៧៤៤៤០ ឆន ំសិក ២០១៦-២០១៧<br />
៥៧. រកចំណុ ចេនេលើអ័កប់សុីស<br />
ង A(,)<br />
xo ែដល្រតូវរក<br />
មរូបមន្តចមង យពីចំណុ ចេទបនទ ត់គឺ<br />
d <br />
ax by c<br />
a<br />
b<br />
2 2<br />
េនះេគបន<br />
1 1<br />
x 0 1<br />
3 4 12 1<br />
d x1<br />
2 2<br />
1 1<br />
5 3<br />
<br />
3 4<br />
េយ d 4<br />
នំឱយ 12 1 1 4<br />
5 3 x <br />
1 5<br />
x 1<br />
<br />
3 3<br />
1 5<br />
x 1<br />
<br />
3 3<br />
8<br />
x <br />
2<br />
ដូចេនះ ចំណុ ចេនេលើអ័កប់សុីសគឺ 2,0<br />
និង8,0 ។<br />
េរៀបេរៀងេយ៖ ЯĊŲ Ю₤₣lН₣ Page 100