Question Number 7577 by Tawakalitu. last updated on 04/Sep/16
![p = ((a[1 − (1 + r)^(−n) ])/r) Make r the subject of the fomular.](https://www.tinkutara.com/question/Q7577.png)
$${p}\:=\:\frac{{a}\left[\mathrm{1}\:−\:\left(\mathrm{1}\:+\:{r}\right)^{−{n}} \right]}{{r}} \\ $$$$ \\ $$$${Make}\:\:\:{r}\:\:\:{the}\:{subject}\:{of}\:{the}\:{fomular}. \\ $$
p-a-1-1-r-n-r-Make-r-the-subject-of-the-fomular-