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០៩២ ៧៧៤៤៤០ ឆន ំសិក ២០១៦-២០១៧<br />
នំឱយ<br />
12 9 3<br />
1 m0m <br />
9 12 4<br />
េយើងបន<br />
3 2 1 1 1<br />
AQ a <br />
a b a<br />
b<br />
43 3 2 4<br />
ដូចេនះ<br />
2 1 <br />
OP a b<br />
3 3<br />
និង<br />
1 1 <br />
AQ a<br />
b<br />
2 4<br />
។<br />
ខ). រកផលេធៀប OR : RB និង AQ:<br />
QR<br />
<br />
ង OR OB b<br />
ន ិង AR<br />
AQ<br />
<br />
េយ OR OA AR េយ ើងបន<br />
1 1 <br />
baAQ<br />
នំឱយ b a <br />
a b 1<br />
<br />
a<br />
b<br />
2 4 2 4<br />
នំឱយទញបន<br />
<br />
<br />
4<br />
<br />
<br />
1 0 2<br />
2<br />
1<br />
<br />
ម 2 េយើងបន 2 យកជំនួសកន ុង 1<br />
<br />
1<br />
េយើងបន <br />
2<br />
េរៀបេរៀងេយ៖ ЯĊŲ Ю₤₣lН₣ Page 92
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