, , . (. 1).
( , , ): (1), F , d , f (.2).
, d f , (1), F .
, , . D: (2). D (). D > 0, D < 0.
1
1. , . 3.
2. , , .
3. . , , , , , . d f .
4. (1) F.
5. D.
1. d = _________; f = _________; F=________________=_________; D =_________=_________;
2. d = _________; f = _________; F=________________=_________; D =_________=_________;
. |
. |
2 |
20 |
, (, , ). , , ,
; → → → .
1. . . , , , .
2. f.
3. F D:
f = _________; F =________________=_________; D =_________=_________;
4. :
F =________________=_________; D =________________=_________;
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1.
1
f, | d, | F, | F, | D, | D, | ΔD, | |
1 |
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2 | |||||||
3 |
5. ΔD : , Δ1 Δ2 d f: Δ1= ; Δ2=h, h , h=5.
: DcΔD≤D≤ Dc+ΔD
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6. . .
: ______________________________________________________________________
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1. ? ?
2. 2 , , , ?
: