Аналитическая геометрия. Шурыгин В.В. - 74 стр.

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r
1
= |
−−→
MF
1
| r
2
= |
−−→
MF
2
|
M
MP
2
A
2
MP
2
C
2
Φ
|
−−→
MP
2
| = |
−−−→
MC
2
|cos β |
−−→
MP
2
| = |
−−−→
MA
2
|cos α
|
−−→
MF
2
|
|
−−−→
MC
2
|
=
|
−−−→
MA
2
|
|
−−−→
MC
2
|
=
cos β
cos α
= e.
MP
1
A
1
MP
1
C
1
   >0/76 r = |−M−F→| 0 r = |−M−F→| ,6[b6J8/9 Ɋ‰‹Ÿ‘’Œ ªŒœ’Œ
8-)10 M =   1         1      2          2

   —[ 36//;-83*,09 .39;-2:-7?,N 83*2:-7?,01-b M P A 0 M P C L79
:0.*3+-7 Φ \ 9b79J}*M/9 1-,0)*/10; /*)*,0*; ‚30/= Ú_ƒ\ .-72)6*;\ 161 0
                                                                2   2           2   2


b /72)6* ~770./6\ )8- |−M−P→| = |−M−−C→| cos β \ |−M−P→| = |−M−−A→| cos α = ˆ8/JL6
/7*L2*8\ )8-                     2          2           2           2



                                                                               ‚_ãƒ
                        −−→        −−−→
                      |M F |     |M A | cos β
                                 2          2
                        −−−→ = −−−→ =           cos α
                                                     = e.
                          |M C2 |    |M C2 |




                             Ç0/= Ú_=
Ç6//;6830b69 .39;-2:-7?,* 83*2:-7?,010 M P A 0 M P C \ .30L*; 1
                                                        1   1           1   1
                                ȸ

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