, , . . 1.
1
, $5. 1000 1999 . $4,80, 2000 . , $4,75 . , . ?
. 1 . 2000 . , . , , . , , . , . , , :
= DS/Q + QH/2 + PD
: D - ;
S - ;
- ;
- .
, . . .
Q*:
( = IP) I , , .
, , , , . , Q* 500 ., , , 1000 . . 1 , 1000 1999, 4. , 1000 ., Q* 1000 . , , , .
. (0 ≤ Q ≤ 999), (1000 ≤ Q ≤ 1999) (2000 ≤ Q). : Q* , 1000 1999 . , 1000 . , . , , , . , , 1, , , .
|
|
, , Q*, . , Q*.
Q*, , 3. , .
. . . 1. $49 , 5000 . , i, 20%. ?
Q* :
Q*1 = sqr (2(5000)(49)/(.2)/(5.00)) = 700 . ,
Q*2 = sqr (2(5000)(49)/(.2)/(4.80)) = 714 . ,
Q*3 = sqr (2(5000)(49)/(.2)/(4.75)) = 718 . .
Q*, . Q*1 0 999, . Q*2 , 1000 1999, 1000 . Q*3. 2000 . :
Q*1=700,
Q*2 = 1000 ,
Q*3 = 2000 .
, . . 2.
2
, . . 2, , 1000 . , 2000 . , 1000 . , $4,65, (2000) , .