Evaluate natural log of 9

Problem

ln(9)

Solution

1. Identify the expression as the natural logarithm of the number 9, which is the logarithm to the base e

2. Apply the power rule for logarithms, ln(ab)=b*ln(a) by recognizing that 9=3

3. Rewrite the expression using this property to simplify the argument.

4. Calculate the approximate decimal value using the constant e≈2.718 or a calculator if a numerical value is required.

Final Answer

ln(9)=2*ln(3)≈2.19722

Want more problems? Check here!