AndyGee
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Everything posted by AndyGee
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Something like this? function pmt($apr, $loanlength, $loanamount){ $apr /= 1200; return ($apr * -$loanamount * pow((1 + $apr), $loanlength) / (1 - pow((1 + $apr), $loanlength))); } for 18%APR over 8 months on a principal of 1099 pmt(18, 8, 1099); =146.80884303075