f. f / m:
P = S (1 f / m) mn,
mn .
, m . , , .
ϳ , :
.
:
;
11.5.
: in, i, j, d, dc, f. . . .
:
n < 1 (1 + i) n < (1 + in) < (1 nd)1< (1 d) n ;
n > 1 (1 + ni) < (1 + i) n < (1 d) n < (1 nd)1;
n = 1 (1 + in) = (1 + i) n < (1 d) n = (1 nd)1;
n < 1 (1 d) n < (1 nd) < (1 + in)1 < (1 + i) n ;
n > 1 (1 nd) < (1 d) n < (1 + i) n < (1 + in)1;
n = 1 (1 nd) = (1 d) n < (1 + i) n = (1 + in)1.
11.6.
, , , , .
1. :
2. :
3. m :
4. :
5. :
6. m :
1. :
2. :
3. j / m :
4. :
5. :
6. m :
8. ( 1000 .) , : 1415 ., 2595 . , ?
|
|
: i = (S / P)1/ n 1 = (1415/1000)1/5 1 = 0,07189;
i = (2595/1000)1/10 1 = 0,1.
9. 2 . , 90 % ?
: P / S = 0,9 n = 2 dc = 1 (P / S)1/ n = 1 = 0,0513.
10. 1000 . 10 % . 1200 . , .
: .