math
posted by kelly .
use the properties of logarthms to find the exact value of the each expression
lower 7loglower 76

If you mean 7^(log_7(6)), the answer is 6.
By definition of the log, log_7(6) is the power of seven needed to produce 6.
That is, if 7^x = 6, x = log_7(6)
or, using subscripts
7^log_{7}6 = 6