Upload
andreasvek
View
44
Download
0
Embed Size (px)
DESCRIPTION
ΙΙΟ
Citation preview
PAGE 5
3.2
1. : xx yy
.2.
.
, , , -
.
.
3.
(x, y) ,
(x, y) .
. (x, y) x , y -
.
x (x, y)
y
xx yy 4.
5.
, y x.
(x, y).
1.
(x, y) :
1 ,
2
3
4
xx 0
yy 02.
(x, y) xx : d(M , xx) = |y|
yy : d(M , yy) = |x|
3.
(x1 , y1) , (x2 , y2 ) =
4. x , y (x, y) , .
5.
:
x,
y,
,
1.
(0, 3) (4, 5). .
2. (1, 0) (0, 5). 3.
) (23, 9), yy.) (5, 3 + 2) , xx.
4.
, ) (4, 6) (4, 10) ) (12 1) (4, 1) ) (3, 5) (2, 6)5.
(23, 5 + 6), 1 .
6.
(53, 2+ 8), ) 2 ) 3 ) 4 .
7.
< 0 > 0, : (, ) , (, ), (, ).8.
, x y 4 .
9.
, x y .
10. ) (2 + 3 , 5) (5 + 6 , 5) yy, .) ( 2 + 3 , 2) (4 , 3 + 4) , .
) (2 + 3 , 1) (2, 3) x. 11.
) (2 , 4) 2 4
) (2 , 3) 2
) yy 0
) xx 0
) ( 2, 3) (2 , 3) x ) ( 2, 5), ( , 5) y12 .
y = ( 821)x + 4 (1 , 35), .
13.
y = x + (0 , 4) (2 , 1), . 14.
y = x2 2 ( x ( 2
) x
) x
15 . (1, 2) , (4, 2) (3, 5) .
16.
(0, 2), (1, 1) (4, 0) .
17 .
C052030
F 32416886
) ,
) , , , 77of
) , , , 10C y
x
y
y
x
x
-3
-2
-1
-3
-1
5
4
3
2
1
5
3
4
-2
2
1
4o
2o
3o
1o
y
y
x
x
-3
-2
-1
-3
-1
5
4
3
2
1
5
3
4
-2
2
1
_1446874010.unknown
_1446874050.unknown
_1445400838.unknown
_1445488792.unknown
_1384754021.unknown
_1384754302.unknown
_1384754312.unknown
_1384753993.unknown