Assignment:
Q1. Find the domain of the function f(x) = ln(x - 7).
Q2. Simplify: log 1000
Q3. Write as a single logarithm (DO NOT find approximations): 2 log 4 + log x - log2.
Q4. Expand and simplify: ln(e^x).
Q5. Solve for x: log(x - 4) + log 2 = 1.
Provide complete and step by step solution for the question and show calculations and use formulas.