5.2b Change of Base of Logarithms (Example 5)

Example 5:

Given that log₂ 3 = 1.585 and log₂ 5 = 2.322, evaluate the following.

1. log₈ 15
   
2. log₅ 0.6
3. log₁₅ 30
4. log₁₆ 45

Solution: