Page 21 - 6460
P. 21
PLQ XQWLO DLU WHPSHUDWXUH LQVLGH DQG RXWVLGH EHFRPH HTXDO 7KHQ
UHJLVWHU WKH SUHVVXUH 3 DV 3 3 D JU K ZKHUH K ± GLIIHUHQFH
KHLJKW RI WKH ZDWHU PDQRPHWHU )LOO WDEOH ZLWK WKH K YDOXH
7KH ODVW SURFHVV LV LVRYROXPHWULF ODVWV ZLWK WKH FRQVWDQW
YROXPH 7KRX RQH FDQ ZULWH HTXDWLRQ IRU WKH SURFHVV
3 3 J U K
D D
7 7
$QG WKHQ
$V OHIW VLGHV RI H[SUHVVLRQV DQG DUH WKH VDPH RQH
FDQ HTXDO ULJKW VLGHV
J
§ 3 · J 3
¨ D ¸ D
© 3 D J K U 3 D J K U ¹
$IWHU WKH DOJRULWKP RI WKH ODVW HTXDWLRQ ORRN
J § 3 · § 3 ·
OQ ¨ D ¸ OQ ¨ D ¸
© 3 J D J K U © 3 D J K U ¹ ¹
$IWHU VRPH PDQLSXODWLRQ RQH FDQ REWDLQ
OQ 3 OQ 3 J K U
J D D
OQ D K U 3 OQ J D J K U 3
/HWV H[SDQG H[SUHVVLRQ OQ [ LQWR VHULHV [
OQ D J K U 3 OQ 3 ª « D § ¨ D U JK ¸ º » OQ 3 D OQ J K· · ¸ OQ 3 D ¨ U J § K U
¬ © 3 D 3 D ¹ ¹ 3 D© ¼
ª § U JK º J K· · U J § K U
OQ D J K U 3 OQ 3 « D ¨ D ¸ » OQ 3 D OQ ¸ OQ 3 D ¨
¬ © 3 D 3 D ¹ ¹ 3 D© ¼
$IWHU VXEVWLWXWLRQ WKRX H[SUHVVLRQV LQWR RQH JHW ZRUN IRUPXOD
K
J
K K