How to rewrite a logarithm using the change of base formula, log9 (64)

The video tutorial explains why 9 cannot be raised to a power to yield 64, introducing the change of base formula as a solution. It demonstrates using both common and natural logarithms to solve the problem, emphasizing the necessity of a calculator for such calculations. The tutorial concludes by affirming the correctness of using the natural log in this context.

Why can't 9 be raised to a power to equal 64?

What is the change of base formula in logarithms?

What alternative to using logarithms was mentioned for evaluating logarithms?

What was the answer chosen for the logarithm evaluation in the discussion?

How can you evaluate a logarithm without a calculator?