Question

Write log (x^2-9) - log(x+3) as single logarithm.

Answer 1

Answer:log(x-3)

Explanation:

log(A)-log(B) is log(A/B) then this would be log[(x^2-9)/(x+3)]

x^2-9 is (x-3)(x+3) then the answer is log(x-3)