.


:




:

































 

 

 

 





.

 

.

:

y1 = a11x1 + a12x2

y2 = a12x1 + a22x2

1 2 .

,

(1, 2) = 11 + 22.

 

, 1 2 .

, , . , , , .

, :

.

 

1 2 . :

 

.

 

. .

.

 

.

(1, 2) = 27 .

 

: 11 = 27, 12 = 5, 22 = 3.

: ;

(27 - l)(3 - l) 25 = 0

l2 - 30l + 56 = 0

l1 = 2; l2 = 28;

 

 

 

. :

17x2 + 12xy + 8y2 20 = 0.

 

11 = 17, 12 = 6, 22 = 8. =

:

(17 - l)(8 - l) - 36 = 0

136 - 8l - 17l + l2 36 = 0

l2 - 25l + 100 = 0

l1 = 5, l2 = 20.

: - .

 

. , . .

: :

, l1 = 2, l2 = 6.

:

m1 = 1, n1 =

m2 = 1, n2 =

:

.

:

:

. , . .

: :

, l1 = 1, l2 = 11.

:

m1 = 1, n1 =

m2 = 1, n2 =

:

.

:

:

 

 

. , . .

4 + 32 + 16 = 0

 

: a11 = 0; a12 = 2; a22 = 3.

:

: l1 = -1, l2 = 4.

 

l1 = -1 l2 = 4

 

m1 = 1; n1 = -0,5; m2 = 1; n2 = 2;

 

= (1; -0,5) = (1; 2)

: - .

 

 

 

, .

 

:

 
 

Enter.

: Maple (Ó Waterloo Maple Inc.) , MapleV Release 4.

 

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