, , , , , , .
4. . , . , , , .
y2= 2 px
. .
F F(, 0).
. = 1.
. , 20, 30.
:
. 2 = 20; 2 == 30. , = 10; = 15 2 = 100; 2 = 225.
, 2 +b2 = 2;
b 2 = 2 2 = 225 100 Þ b 2 = 125. ,
. 5, = 1,4. .
:
= 5, 2 = 25. = =1,4, = 1,4 = 1,4 5 = 7; 2 = 49; b 2 = 2 - 2 = 49 25 = 24, b 2 =24
. 2 x2 - 3 y2 = 6.
:
, a b.
, 6.
, 2 =. 3, = ; b 2 = 2, b == . b : ;
IV.
() Y, , f (x) Y, , Y , = f(x). , (, ) , , .
= f(x) (, f(x)). . , : , , , .
= f(x) , . . = f(x) , . .
|
|
: :
:
.
.
, , . : . .
, , . .
:
- Const.
,
;
Const.
5. ,
, . :
, :
1. 4.
2. 5.
3. 6.
, .
: