Solved integral of the form ∫ln^2(αx)dx

Solved integral of the form ∫ln^2(αx)dx

Solution of an indefinite integral of the form ∫ln^2(αx)dx by the method of integration by parts
An example of solving integrals for α=4,6,9
∫ln^2(4x)dx, ∫ln^2(6x)dx, ∫ln^2(9x)dx

The solution is in PDF format