Evaluate the following logarithmic expressions without a calculator:

MATHEMATICS · Multi-part · A Level · Mathematics · Exponentials and logarithms · Exponentials and logarithms

Problem

Evaluate the following logarithmic expressions without a calculator: (1)

\log_2(64)

(2)

\log_7\left(\frac{1}{49}\right)

(3)

\log_9(3)