Problem 27.3 Expand and simplify, if possible. ln(pq) Problem 27.4 Expand and simplify, if possible. log_(7)(49ab) Problem 27.5 Condense and write as a single logarithm. Simplify, if possible. log_(5)8+log_(5)p Problem 27.6 Condense and write as a single logarithm. Simplify, if possible. log_(6)3+log_(6)2