y =
1 D(y) = (– ; – 1)( – 1; + ) 2 x = – 1 – точка разрыва. = + ; = – x = – 1 – вертикальная асимптота 3 y = kx + b k = = = = = = = k = = = = = = = 0 b = (–) = = 0 y = 0 при x – 4 нечетная 5 f(–x) = f(x) – f(x) 6 y = 0 0 пересечение с OY y(0) = 1; пересечение с OX x0
> 0
y < 0 при x (– ; –1) y > 0 при x (–1; + ) 7 y= = y= 0 x = 0 y не существует при x = – 1
x
(– ; – 1)
(–1;0)
0
(0; + )
y
–
+
1
8 y= = = y0 y не существует при x = – 1
(– 1; + )
9 E(y) = (– ; 0) [1; + )
10
– 4
– 3
– 2
2
3
4
– 0,006
– 0,02
– 0,14
1,4
2,5
5
11
; – 1)
( – 1; + 
) 
= + 
; 
= – 
= 
=
= 
=
= 
=
= 
= 
=
= 
=
= 
=
= 0 
= 
(
–
) = 
= 0
– 
f(x)
– f(x) 
0
0
> 0 
(– 
; –1) 
(–1; + 
) 
= 
= 
= 0 
x = 0
не существует при x = – 1 
; – 1) 
)
= 
= 
= 
0
не существует при x = – 1 
; – 1)
)
; 0)
[1; + 
)