4 log 16For example, in the problem given, by rewriting 16 as a power of 4, we made it easier to solve the equation. Once the bases match, equate the exponents and solve it like a regular algebra12 Using the color(blue)law of logs color(red)(|bar(ul(color(white)(aa)color(black)(log_b a=nhArra=b^n)color(white)(aa)