Help find the APR. If 2200 is borrowed for 5 years and 6% rate.

How do i do this activity, is appreciated

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Use δjkl and δmpn to determine whether don's claim is true or false. which of the following should don use to prove the triangles are similar? sss sas aas aa