Аналитическая геометрия. Шурыгин В.В. - 87 стр.

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M
1
M
2
Φ ` A
M
1
M
2
t t
A
= (t
1
+ t
2
)/2
M
1
M
2
A
u
D
M
0
(x
0
; y
0
) = A t
A
= 0 t
1
+ t
2
= 0
t
(90)
my
A
pl = 0.
M
1
M
2
M
1
M
2
u{l; m}
u = {l; m}
my pl = 0.
Φ
D(u) (92)
Φ
u{l; m}
u{l; m}
y = y
0
u{y
0
, p}
8-)10 M 0 M 130b-M Φ 0 .39;-M ` = „-)16 A \ 9b79J}69/9 /*3*L0,-M N-3K
L M M \ /--8b*8/8b2*8 [,6)*,0J .636;*836 t \ 36b,-;2 t = (t + t )/2 =
     1
         1

         2
                  2

                                                       A       1       2



                      M2
                                                                   D
              A

         M1                       u



                                  Ç0/= ò]=
H-7-|0; M (x ; y ) = A = „-:L6 t = 0 0\ /7*L-b68*7?,-\ t + t = 0 = H-
8*-3*;* {0*86 b ~8-; /72)6* 1-~OO0 0*,8 .30 t b 1b6L368,-; 236b,*,00
              0       0       0       A                    1   2


(90) 36b*, ,27J†
                              my − pl = 0.                         ‚`•ƒ
—861\ 1--3L0,68 /*3*L0, N-3L M M 2L-b7*8b-39J8 236b,*,0J ‚`•ƒ=
                                      A


H-/1-7?12 M M · ~8- .3-0[b-7?,69 N-3L6\ 0;*J}69 L6,,-* ,*6/0;.8-K
                                           1   2


80)*/1-* ,6.36b7*,0* u{l; m} \ 8- ;,-|*/8b- /*3*L0, b/*N N-3L\ 0;*J}0N
                  1       2


,6.36b7*,0* u = {l; m} \ 2L-b7*8b-39*8 236b,*,0J
                               my − pl = 0.                        ‚`]ƒ
(36b,*,0*; ‚`]ƒ [6L6*8/9 ,*1-8-369 .39;69\ .63677*7?,69 -/0 .636+-K
7 Φ =
   ϳTxwx™xXWxZ ›£’£ D(u) ¥ Œ’ŽÀ«£ œ”ŽŒŽ (92) ¥ ¢‘”Žž£ ªŒº
’ŽžŠ’ ¡¬Š‹‘ Φ ¥ Š¡£»Ž‘’ Њ ª’ ªŠ©Š ŽŒ’¡žŠžŒ¤Ž‰Š©Š
¡”‹ŽŒ£ u{l; m} ¥ Œ‹Œ¥ ¡ŠžŠ¥ ªŒ’ŽžŠ’¥ Š¡£»Ž‘’ ŽŒ’¡žŠº
žŒ¤Ž‰Š’œ ¡”‹ŽŒÀ u{l; m} §
   {/* L06;*83 .636+-7 .63677*7?, ** -/0= —[ 236b,*,09 ‚`]ƒ /7*L2*8
861|*\ )8- b/9169 .39;69 y = y \ .63677*7?,69 -/0 .636+-7\ 9b79*8/9
L06;*83-;\ /-.39|*,,; ,*1-8-3-;2 ,6.36b7*,0J\ 6 0;*,,-\ ,6.36b7*K
                                      0


,0J u{y , p} =
         0



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