Solving the TVM equation for the interest rate

12052020, 04:31 PM
(This post was last modified: 05152022 02:58 PM by Albert Chan.)
Post: #27




RE: Solving the TVM equation for the interest rate
(04152018 08:48 PM)Carsen Wrote: Problem #1: n=32 PV=6,000 FV=10,000 PMT=0 i=??? I made function guess_i(n, pv, pmt, fv), fitting TVM of i as quadratics lua> guess_i(32,6000,0,10000) * 100 1.609567691201156 lua> guess_i(36,13000,372.53,0) * 100 0.16925628259544864 lua> guess_i(36,5750,176.89,0) * 100 0.5625600411596099 lua> guess_i(360,75000,425.84,0) * 100 0.4601141074876585 

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