Question 738910
Given that log_8(t) = 2.68, log_8(r) = -0.22, and log_8(z) = -0.45, find the following: 
log_8((root(9)(r^11))/(t^10z^4))
**
{{{log(8,(3))+11*log(8,(r))-10*log(8,(t))-4*log(8,(z))}}}
=0.53-2.42-26.8+1.80
=-26.89