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        <div id="content-top1">Page 36 - maths_g10p2</div>
        <div id="content-top2">P. 36</div>
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    <pre style="white-space:pre-line"><code>Direct Variation Ã´Â°TÃ‰Ã‘Å¸G Ã’Â¨Ã dG

â„¢HÃ‰Ã dG Ã’Â¨Ã Å¸G Â¢U , Ï€â‰¤Ã Â°Ã¹Å¸G Ã’Â¨Ã Å¸G Â¢S , Ã¢HÃ‰K Æ’g Î© Ã¥Â«M , Â¢S Î© = Â¢U Ã´Â°TÃ‰Ã‘Å¸G Ã’Â¨Ã dG Ã¡dOÃ‰Â©Å¸ Ã¡eÃ‰Â©dG IQÆ’Â°Ã¼dG
                                                        (Â¢S ÂºÂ«b Ã’Â¨J Ã–Â°Ã¹M IÃ´Â°TÃ‰Ã‘e Ã’Â¨Ã j)

                                                                  Ã“k Ã£e

       Ã´Â£â‰¤dG âˆ«Æ’W = Â¥ Ã¥Â«M                 , Â¥ = â‰¥f 2 = Ã¬ = IÃ´FGÃ³dG Â§Â«ï¬
                                .Ã’Â¨Ã dG Ã¢HÃ‰K , Ï€â‰¤Ã Â°Ã¹Å¸G Ã’Â¨Ã Å¸G Â¥ , â„¢HÃ‰Ã dG Ã’Â¨Ã Å¸G Ã¬

Ã’Â¨Ã dG Ã¢HÃ‰K Æ’g Î© Ã¥Â«M Â¢S Î© = Â¢U Ã¡dGÃ³dG â‰ˆÃ¦Ã«Ã¦e â‰ˆâˆY Â¿Ã‰Ã Â£â‰¤f (2Â¢U ,2Â¢S) , (1Â¢U ,1Â¢S) Â¿Ã‰c GPGE

                                        Â¢U                        1Â¢U
                                        2               kÃ‰Â°â€ jCGh Â¢S = Î©
Â¢U                                           =Î©
                                         Â¢S
                                        21

       (2Â¢U         ,      Â¢S)                        Â¢U  =  1Â¢U  âˆ´
                                                             1Â¢S
                          2                          2

                                                      Â¢S

                                                     2

       (2Â¢U , 1Â¢S)

(0,0)                     Â¢S

IQÆ’Â°U â€˜ Ã–Ã Î¼j Â¿CG Ã¸Î¼Ãh Ã–Â°SÃ‰Ã¦Ã dG Ã¢HÃ‰K Î© â‰ˆÂªÂ°Ã¹Jh â€¦OÃ´Â£dG Ã–Â°SÃ‰Ã¦Ã dÃ‰H Ã–Â°SÃ‰Ã¦Ã dG GÃ²g Ï€Ã£e â‰ˆÂªÂ°Ã¹j
                                   ÃšÂ£Â°SÆ’dG

       2Â¢S :2Â¢U                 =        Â¢S  :1Â¢U

                                        1

                                ÃšaÃ´Â£dG

                                                  ÃŒcGC hGC ÃšÃ Ã‘Â°Ã¹f â€¦hÃ‰Â°Ã¹J Æ’g Ã–Â°SÃ‰Ã¦Ã dG

                                             Â¢U Â¢U
                                             2       1
       Â¢U Â¢S = Â¢U Â¢S â‰ˆâˆY Ï€Â°Ã¼Ã«f Â¢S Â¢S ```H         =       â€˜Ã´W ÃœÃ´Â°V Ã³Ã¦Yh
                                              Â¢S      Â¢S
       12 21                    21                   1
                                             2

       .ÃšÂ£Â«Â°SÆ’dG ÃœÃ´Â°V Ï€Â°UÃ‰M â€¦hÃ‰Â°Ã¹j ÃšaÃ´Â£dG ÃœÃ´Â°V Ï€Â°UÃ‰M Â¿Æ’Î¼j Ã–Â°SÃ‰Ã¦Ã dG â€˜ Â¿CG â€¦CG

                                35</code></pre>
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