Def int


@SanjeevPatel
Put $(b_{2}/a_{2})tan_{2}x=tan_{2}y$
Then apply partial fraction

@SanjeevPatel
Hope you understand it.
@SanjeevPatel
Put $(b_{2}/a_{2})tan_{2}x=tan_{2}y$
Then apply partial fraction
@SanjeevPatel
Hope you understand it.