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1 αξιολόγηση συναρτήσεις
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:
:.
:
:..
1 ,
24 3
1
xy
x
(1,-4).
. 1 . -1 . 0 . -4 . 4
2 y = 4x, :
) 5 ) - 8 ) 400.
) . (5,20) . (5,5) . (5,1) . (5,-20) . (5,-5) ) . (-8,-8) . (8,-8) . (-2,-8) . (2,-8) . (0,-8) ) . (20,20) . (10,40) . (-10,-40) . (10,40) (-10,-40) . (20,20) (10,40)
1
:
3
2x - 4y = 8 xx yy.
. 4 .. . 2 .. . 8 .. . 16 .. . 5 ..
4 , (2 - 3)x - 3( + 4)y = 6
(-3,-5).
. 4 . 6 . 5 . 7 . -7
5
5
yx
(3,5). . 10 . 3 . 5 . 15 . 6