Solve for X? (Logarithmic Equation)
#log_9(x-5) + log_9(x+3) = 1#
2 Answers
Apr 17, 2017
Explanation:
Recall that
Therefore,
Cancel out
Apr 17, 2017
Explanation:
Using properties of logarithms we can rewrite the left hand side.
Now rewrite both sides in terms of the base
rewriting the left hand side we have
If we are restricted to the real numbers, we disregard