Question

Find r if

2700=2200(1+r)ˆ5 

( ˆ5 is the exponent for 5 )

Answer 1

`2700=2200(1+r)^5 \ /:2200\\\\(1+r)^5= (27)/(22) \\\\1+r= \sqrt[5]{(27)/(22) } \\\\r=\sqrt[5]{(27)/(22) } -1`