Can you show how to solve
1.8667 = (1+r)^5
take the 5th root of both sides
1.8667^(1/5( = [ (1+r)^5]^(1/5)
use your calculator ...
1.13296 = 1+r
r = .13296
1.8667 = (1+r)^5
1.8667^(1/5( = [ (1+r)^5]^(1/5)
use your calculator ...
1.13296 = 1+r
r = .13296