Texas Instruments TI-83 Manual Book page 732

I % 100 C
where:
x = i
y = P/Y
1
G i k
i
where: k = 0 for end-of-period payments
k = 1 for beginning-of-period payments
PMT
ln
PMT
N
where: i ƒ 0
N ( PV
where: i = 0
i
PMT
G
i
TI-83 Plus Tables and Reference Information
( y ln( x 1
/ Y e
C/Y
G FV i
i
G PV i
i
ln 1 ( i )
FV ) PMT
PV FV
PV
N
1 ( i )
))
1
1
729