document.write( "Question 1085429: Please help me Evaluate this indefinite integral!
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document.write( "Also, I would like to know if I can use the sum/difference rule. like this
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document.write( "or only decomposition works
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document.write( "Note: I got difference answers for both but, I don't even know if am allow to use the sum/difference rule on this Integral. \n" );
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Algebra.Com's Answer #699515 by addingup(3677)![]() ![]() You can put this solution on YOUR website! integral (-x^2 + 3 x + 4)/(x (x + 2)^2) dx = \n" ); document.write( "integral (-2/(x + 2) + 3/(x + 2)^2 + 1/x) dx = \n" ); document.write( "-2 integral 1/(x + 2) dx + 3 integral 1/(x + 2)^2 dx + integral 1/x dx \n" ); document.write( "-2 integral 1/u du + 3 integral 1/(x + 2)^2 dx + integral 1/x dx \n" ); document.write( "-2 log(u) + 3 integral 1/(x + 2)^2 dx + integral 1/x dx \n" ); document.write( "-2 log(u) + 3 integral 1/s^2 ds + integral 1/x dx \n" ); document.write( "-3/s - 2 log(u) + integral 1/x dx \n" ); document.write( "-3/s - 2 log(u) + log(x) + constant \n" ); document.write( "((x + 2) (log(x) - 2 log(u)) - 3)/(x + 2) + constant \n" ); document.write( "((x + 2) (log(x) - 2 log(x + 2)) - 3)/(x + 2) + constant \n" ); document.write( "= (-3/(x + 2)) + log(x) - 2 log(x + 2) + constant \n" ); document.write( " |