Аналитическая геометрия. Шурыгин В.В. - 70 стр.

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F
1
(
p
2
; 0) x =
p
2
M(x; y)
r
x
p
2
2
+ y
2
=
x +
p
2
.
y
2
= 2px.
O
x
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F (p/2, 0)
M(x, y)
r
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d
Φ
1
Φ
2
Φ
1
Φ
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λ =
p
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p
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x = `t y = mt
y
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= 2p
1
x y
2
= 2p
2
x
(
2p
1
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2
m
; 2p
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(
2p
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‚/;= 30/= ÚÆƒ= { ~8-M /0/8*;* 1--3L0,68 O-12/ .636+-7 0;**8 1--3L0,68
   p                                             H
F ( ; 0) \ 6 L03*1830/6 0;**8 236b,*,0* x = − = 2/8? M (x; y) · .3-0[K p

b-7?,69 8-)16 .636+-7= ­--8,-I*,0* ‚_•ƒ .30,0;6*8 b0L
 1 2                                                                   2



                                                                    ‚_]ƒ
                         r
                                 p          2 p      2
                            x−       +y = x+ .
                                 2             2
{-[b-L9 -+* )6/80 ~8-:- 36b*,/8b6 b 1b6L368 0 .30b-L9 .-L-+,* )7*,\
.-72)0; /7*L2J}** 236b,*,0*\ ~1b0b67*,8,-* 236b,*,0J ‚_]ƒ†
                                   y = 2px.  2                      ‚_ƃ
“8- 236b,*,0* ,6[b6*8/9 ‰ŠŒ¤Ž‰Œ’ 236b,*,0*;      .636+-7= ­0/8*;6
1--3L0,68\ b 1-8-3-M .636+-76 0;**8 236b,*,0* ‚_ƃ\ ,6[b6*8/9 ‰ŠŒº
¤Ž‰Š¦ L79 ~8-M .636+-7=
                                 y

                          d
                                         M (x, y)
                                     r

                         O           F (p/2, 0)                                     x




                    D
                 (x = − p2 )
                            Ç0/= ÚÆ=
   ð͵xñÍXW´Z
   •= —[ 236b,*,09 ‚_ƃ /7*L2*8\ )8- 7J+* Lb* .636+-7 Φ 0 Φ .-L-+K
,= ‡*M/8b08*7?,-\ */70 36/.-7-|08? .636+-7 Φ 0 Φ ,6 .7-/1-/80 861\                    1   2

)8-+ 16,-,0)*/10* /0/8*; 1--3L0,68 2 ,0N /-b.670\ 8- -,0 -16|28/9        1        2


:-;-8*80),;0 / 1-~OO0 0*,8-; :-;-8*800 λ = = ‡79 .3-b*310 ~8-:-           p2

O6186 L-/868-),- 2/86,-b08?\ )8- .39;69 x = `t \ y = mt .*3*/*16*8 .6K     p1


36+-7\ [6L6,,* 236b,*,09;0 y = 2p x 0 y = 2p x \ /--8b*8/8b*,,-\ b
8-)16N / 1--3L0,686;0 ( ; 2p `) 0 ( ; 2p `) =
                                             2                     2
                                                         1                      2
                        2p1 `2                        2p2 `2
                         m               1             m       2


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