Thread: help to breakdown 15849 = 5000 * {1 - [(1 + 10%)] -4} /10% ...

hello guys,

another problem here which require your explanation here... I dont see how that formula before will obtain 15,849, i'm not too sure if the texbook meant 50,000 and not 5000. thanks in advance for your help...

15849 = 5000 * {1 - [(1 + 10%)] ^-4} /10%

Originally Posted by schia

hello guys,

another problem here which require your explanation here... I dont see how that formula before will obtain 15,849, i'm not too sure if the texbook meant 50,000 and not 5000. thanks in advance for your help...

15849 = 5000 * {1 - [(1 + 10%)] ^-4} /10%

1. Re-write the percentages by decimal numbers:



2. Calculate the inner brackets first:

Hey schia.

These units are not right: you are using percentages so does this refer to a percentage of some unit or just a straight fraction?