document.write( "Question 849453: Can someone show me how to write the partial fraction decomposition of (2x-3)/(x^2-2x+1) I don't know how to do this type of problem. \n" ); document.write( "
Algebra.Com's Answer #511594 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! partial fraction decomposition of (2x-3)/(x^2-2x+1) \n" ); document.write( "------------------- \n" ); document.write( "DEN = (x-1)^2 \n" ); document.write( "---- \n" ); document.write( "(2x-3)/(x^2-2x+1) = A/(x-1)^2 + B/(x-1) \n" ); document.write( "(2x-3)/(x^2-2x+1) = A/(x-1)^2 + B(x-1)/(x-1)^2 \n" ); document.write( "2x-3 = A + Bx - B \n" ); document.write( "2x = Bx \n" ); document.write( "B = 2 \n" ); document.write( "------- \n" ); document.write( "A - B = -3 \n" ); document.write( "A = -1 \n" ); document.write( "-------------- \n" ); document.write( "Check: \n" ); document.write( "(2x-3)/(x^2-2x+1) = -1/(x-1)^2 + 2/(x-1) ? \n" ); document.write( "(2x-3)/(x^2-2x+1) = -1/(x-1)^2 + 2*(x-1)/(x-1)^2 ? \n" ); document.write( "(2x-3) = -1 + 2*(x-1) ? \n" ); document.write( "2x-3 = 2x - 3 it's correct \n" ); document.write( " |