.


:




:

































 

 

 

 


15




15.9. ,

a) C (2, 3) R = 7;

) A (3, 2) B ( 1, 6).

15.10. ,

a) a = 3, b = 2; ) a = 5, c = 4; ) c = 3, e = 3/5; ) b = 5, e = 12/13.

15.11. , Oy, . .

 


 

15.12. , Ox a) a = 2, b = 3; ) b = 4, c = 5; ) c = 3, e = 3/2;

) a = 8, e = 5/4; ) c = 10 y = x.

15.13. , Oy 10, 8.

15.14. :

) x 2 = 5 y; ) y 2 = 4 x.

15.15. , Oy, , A ( 2; 4).

15.16. y 2 = 12 x. , A (8; 0) Ox 60.

 





:


: 2015-09-20; !; : 1305 |


:

:

, .
==> ...

1438 - | 1376 -


© 2015-2024 lektsii.org - -

: 0.01 .