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  • 8/12/2019 Ellipse Theory e

    1/18

    DF\GY

    "dfmesgoudfrpgyseis.em" 6

    N``epsn

    Em tges igfptnr wn frn caemc ta lesiuss em lntfe` tgn mfturn ah pftg em wgeig am p`fmnts davn frauml tgn sum.

    \gny ha``aw am n``epteif` pftg wetg tgn sum ft amn ah ets haie. @nt us `aao ft tgn lnhemeteam ah n``epsn.

    Lnhemeteams 2 -Et es `aius ah f paemt wgeig davns em suig f wfy tgft tgn rftea ah ets lestfmin hrad f hexnl paemt fml f

    hexnl `emn (mat pfssns tgraucg hexnl paemt fml f`` paemts fml `emn `ens em sfdn p`fmn) es iamstfmt (n),

    wgeig es `nss tgfm amn.

    \gn hexnl paemt es if``nl - haius

    \gn hexnl `emn es if``nl -lernitrex.

    \gn iamstfmt rftea es if``nl - niinmtreiety, et es lnmatnl ky'n'.

    Nxfdp`n # 6 2 Heml tgn nqufteam ta tgn n``epsn wgasn haius es tgn paemt ( 6, 6), wgasn lernitrex es tgn strfecgt

    `emn x y + 9 4 : fml niinmtreiety es;6 .

    Ya`uteam 2 @nt Z(g, o) kn davemc paemt,

    n 4ZD

    ZY4

    ;

    6

    (g + 6); + (o 6); 4 4 >9 .

    @nmctg ah `ftus rnitud 4 @@ 4f

    k; ;

    4>

    68; 4

    >

    9;

    Ia-arlemftns haiee frn W 4 fn, U 4 :

    Y (W 4 9, U 4 :) & Y (W 4 9, U 4 :) Y (8, ;) & Y (:, ;)

    I a - a r l e m f t n a h v n r t e i n s

    Nxtrndetens ah dfbar fxes F(W 4 f, U 4 :) & F (W 4 f, U 4 :) F (x 4 7, y 4 ;) & F 4 (x 4 ;, ;)

    F (7, ;) & F ( ;, ;)Nxtrndetens ah demar fxes K (W 4 :, U 4 k) & K (W 4 :, U 4 k)

    K (x 4 9, y 4 8) & K (x 4 9, y 4 ;)K (9, 8) & K (9, ;)

    Nqufteam ah lernitrex W 4 n

    f

    x 9 4 9

    ;> x 4

    9

    9

    (9) Heml tgn niinmtreiety ah n` epsn wgasn demar fxes es lauk`n tgn `ftus rnitud.

    (7y 6>6 4 :.

    (9);

    9((>) 9x; +

  • 8/12/2019 Ellipse Theory e

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    DF\GY

    "dfmesgoudfrpgyseis.em" 8

    Nfdp`n # 7 2 Heml tgn lestfmin hrad inmtrn ah tgn paemt Z am tgn n``epsn ;

    ;

    f

    x+ ;

    ;

    k

    y4 6 wgasn rfleus dfons

    fmc`n wetg x-fxes.Ya`uteam 2 @nt Z (f ias, k sem)

    d(ap)

    4f

    ktfm 4 tfm tfm4

    k

    ftfm

    AZ 4 ;;;; semkiasf 4

    ;

    ;;;

    sni

    tfmkf

    4

    ;

    ;;;

    tfm6

    tfmkf4

    ;

    ;

    ;

    ;

    ;

    ;;;

    tfmk

    f6

    tfmk

    fkf

    AZ4

    ;;;; iasksemf

    fk

    Yn`h Zrfitein Zrak`nd

    (3) Heml tgn lestfmin hrad inmtrn ah tgn paemt Z am tgn n` epsn ;

    ;

    f

    x+ ;

    ;

    k

    y4 6 wgasn niinmtrei

    fmc`n es

    (7) Heml tgn niinmtrei fmc`n ah f paemt am tgn n` epsn8

    x;+

    ;

    y;4 6 wgasn lestfmin hrad tgn

    inmtrn es ;.

    (5) Ygaw tgft tgn frnf ah trefmc`n emsireknl em fm n` epsn knfrs f iamstfmt rftea ta tgn frnf ah tgn

    trefmc`n hardnl ky baememc paemts am tgn fuxe`efry ieri`n iarrnspamlemc ta tgn vnrteins ah tgn herst

    trefmc`n.

    Fmswnrs 2 (3) ;;;; semkiasfr (7)

    Nxfdp`n#;6 2 Zravn tgft, em fm n``epsn, tgn lestfmin kntwnnm tgn inmtrn fml fmy mardf` lans mat nxinnl tgn

    lehhnrnmin kntwnnm tgn snde-fxns ah tgn n``epsn.

    Ya`uteam 2 @nt tgn nqufteam ah n``epsn es 6k

    y

    f

    x;

    ;

    ;

    ;

    Nqufteam ah mardf` ft Z () es (f sni)x (kiasni)y f; + k; 4 :lestfmin ah mardf` hrad inmtrn

    4 A[ 4;;;;

    ;;

    )iatk()tfmf(kf

    |kf|

    4;;

    ;;

    )iatktfmf()kf(

    |kf|

    (f + k); + (f tfm k iat); (f + k); ar ;

    ;;

    )kf(|kf|

    |A[|(f k)

    Yn`h Zrfitein Zrak`nd

    (;:) Heml tgn vf`un(s) ah 'o' har wgeig tgn emn x + y 4 o es f mardf` ta tgn n` epsn 6k

    y

    f

    x;

    ;

    ;

    ;

    (;6) Eh tgn mardf` ft tgn paemt Z() ta tgn n``epsn>

    y

    6

    ;,

    ;

    6

    Fmswnrs 2 (;8) x + ;y 4 < (;3)

    ;

    ;

    ;

    ;

    ;

    k

    y

    f

    x

    ;

    8

    ;

    8

    y

    k

    x

    f

    4 (f

    ;

    k

    ;

    )

    ;

    (;7)>

    3

  • 8/12/2019 Ellipse Theory e

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    DF\GY

    "dfmesgoudfrpgyseis.em" 63

    (;) \gn tfmcnmt & mardf` ft f paemt Z am tgn n` epsn kesnit tgn nxtnrmf` & emtnrmf` fmc`ns kntwnnm tgn haif`

    lestfmins ah Z. \ges rnhnrs ta tgn wn`` omawm rnh`niteam prapnrty ah tgn n``epsn wgeig stftns tgft rfyshrad amn haius frn rnh`nitnl tgraucg atgnr haius & veinvnrsf. Gnmin wn ifm lnluin tgft tgn strfecgt`emns baememc nfig haius ta tgn haat ah tgn pnrpnmleiu`fr hrad tgn atgnr haius upam tgn tfmcnmt ft fmy

    paemt Z dnnt am tgn mardf` ZC fml kesnits et wgnrn C es tgn paemt wgnrn mardf` ft Z dnnts tgn dfbar

    fxes.

    (9) \gn praluit ah tgn `nmctgs ah tgn pnrpnmleiu`fr sncdnmts hrad tgn haie

    am fmy tfmcnmt ta tgn n``epsn es k fml tgn hnnt ah tgnsn pnrpnmleiu`frs

    `en am ets fuxe`efry ieri`n fml tgn tfmcnmts ft tgnsn hnnt ta tgn fuxe`efry

    ieri`n dnnt am tgn arlemftn ah Z fml tgft tgn `aius ah tgner paemt ah

    emtnrsniteam es f sede`efr n``epsn fs tgft ah tgn arecemf` amn.

    () Eh tgn mardf` ft fmy paemt Z am tgn n` epsn wetg inmtrn I dnnt tgn dfbar & demar fxns em C & c

    rnspnitevn`y, & eh IH kn pnrpnmleiu`fr upam tges mardf` , tgnm

    (e) ZH. ZC 4 k

    (ee) ZH. Zc 4 f

    ( eee) ZC. Zc 4 YZ. YZ(ev) IC. I\ 4 IY;

    (v) `aius ah tgn del paemt ah Cc es fmatgnr n``epsn gfvemc

    tgn sfdn niinmtreiety fs tgft ah tgn arecemf` n``epsn.

    _wgnrn Y fml Yfrn tgn haiee ah tgn n``epsn fml \ es tgn paemt wgnrn tfmcnmt ft Z dnnt tgn dfbar fxesT

    (8) \gn ieri`n am fmy haif` lestfmin fs lefdntnr tauigns tgn fuxe efry ieri`n. Znrpnmleiu`frs hrad tgninmtrn upam f`` igarls wgeig baem tgn nmls ah fmy pnrpnmleiu`fr lefdntnrs ah tgn n``epsn frn ah iamstfmt

    `nmctg.

  • 8/12/2019 Ellipse Theory e

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    DF\GY

    (3) Eh tgn tfmcnmt ft tgn paemt Z ah f stfmlfrl n` epsn dnnts tgn fxes em \ fml t fml IU es tgn pnrpnmleiu`fram et hrad tgn inmtrn tgnm,

    (e) \ t. ZU 4 f; k ; fml (ee) `nfst vf` un ah \ t es f + k.