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.

1)

2)

3)

4)

 

5)

0 : DF = F(x0 + Dx) F(x0)

 

F(x), D, 0, :

1) 0 Î D .. F(x0)

2)

2¢) ..

, , .. , . .

 

, , . .

.

, 0 1- , - 0.

 

, 1- ( ), ( , )

, , , 2- .

 

0 , , 0 , .. .

 

.

:

1) 0 = 1.

:

, .

0 = 1: F (1) = - 1.

, F (1 0) = F (1 + 0) ≠ F (1).

.

2)

0 = 1.

:

, . , 0 = 1 1- .

3) 0 = 0

.

, 0 = 0 2- .

4) 0 = 0:

, , :

F(1) = 1. 0 = 0 .

 

5) 0 = 4:

. . F(4) = (4 2)2 = 4.

, : F (4 0) = F(4 + 0) = F(4)

, .. 0 = 4 .

..

6) . , .. . : = 2 = - 2.

= 2:

:

, = 2 2- .

= -2:

, , . , = - 2 .





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