Please help with the following questions with work shown.
1. Solve log3x+log3(x+8)=2
2. Find (f o g)(x) if g(x) =f-1(x) is the inverse of the function f(x).
3. Find a polynomial function of lowest degree with rational coefficients and the following as some of its zeros: 0, - square root 3, 1 -i.
4. Find the domain of f(x)=√(x^2+x-12) in interval notation.