Why do business calculators have log/exp but not basic trig functions?

02192018, 10:42 PM
(This post was last modified: 02192018 10:46 PM by pier4r.)
Post: #3




RE: Why do business calculators have log/exp but not basic trig functions?
(02192018 10:36 PM)TheKaneB Wrote: logs and antilogs are used in the TVM equation: ref. http://www.voidware.com/tvm.htm I always forget that normally y^x is done with e^(x*log(y)) therefore if they have powers they also have log/exp. @Dave: wouldn't it be powers (and the basic 4 functions)? Only at the limit of periods (infinite) or the rate (infinitesimal) you have the exponential function. Anyway  in practice  who is going to pay for infinite time or continuous rates? Wikis are great, Contribute :) 

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