The fisrt step is to set the formula7
[tex]((\frac{A}{P})^{\frac{1}{nt}}-1)\cdot n=r[/tex]Then we change it to find the value of the interest rate r, and finally we replace
[tex]\begin{gathered} ((\frac{4198.36}{2267})^{\frac{1}{14}}-1)\cdot2=r \\ r=0.09=9.00\% \end{gathered}[/tex]