QUESTION
If the numbers 2^m=25 and 25^n =8, what is the value of mn?
2^m=25
log(2^m) = log(25)
m × (log(2)) = log(25)
n = log(25)/log(2)
m = 4.643856
25^n=8
log(25^n) = log(8)
n × (log(25)) = log(8)
n = log(8)/log(25)
n = 0.646015
Value of mn:
(4.653856)(0.646015) = 3
