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Popular >

integral of ln(3x)

Solution

\int ln (3 x) d x

Solution

x ln (3 x) - x + C

Solution steps

\int ln (3 x) d x

Apply Integration By Parts

: x ln (3 x) - \int 1 d x

= x ln (3 x) - \int 1 d x

\int 1 d x = x

= x ln (3 x) - x

Add a constant to the solution

= x ln (3 x) - x + C

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Frequently Asked Questions (FAQ)

What is the integral of ln(3x) ?
The integral of ln(3x) is xln(3x)-x+C