Texas Instruments TI-83 PLUS - Manual (Page 735)

TI-83 Plus Tables and Reference Information 732
where:
RND = round the display to the number of decimal places
selected
RND12 = round to 12 decimal places
Balance, principal, and interest are dependent on the values of PMT, PV,
æ , and pmt1 and pmt2 .
Cash Flow
∑
=
−
−
−
+ −
+ + =
N
j
n
S
j
i
i
i CF CF npv
j
j
1
0
) ) 1 ( 1 (
) 1 ( ) ( 1
where:




=
≥
=
∑
=
0 0
1
1
j
j n
S
j
i
i
j
Net present value is dependent on the values of the initial cash flow
(
CF
0
), subsequent cash flows ( CFj ), frequency of each cash flow ( nj ),
and the specified interest rate ( i ).
irr () = 100
×
i , where i satisfies npv () = 0