document.write( "Question 995291: Hello. I need your help. I am trying to simplity this problem by rationalizing the denominator with my answer in a+bi form but I am not having good luck. Could you help me?\r
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document.write( "The problem is: 4+7i/7-2i. If I multiply the numerator and the denominator by the conjugate of the denominator(7+2i) I get 28+14i/7-2i. I don't know where to go from here. I tried to look in the book but it doesn't detail this specific problem, so I come to ask you for help. \n" );
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Algebra.Com's Answer #614059 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! The problem is: 4+7i/7-2i. If I multiply the numerator and the denominator by the conjugate of the denominator(7+2i) I get 28+14i/7-2i. \n" ); document.write( "------------------ \n" ); document.write( "For the DEN: \n" ); document.write( "(7-2i)*(7+2i) = 49 - 4i^2 = 53 \n" ); document.write( "----------------- \n" ); document.write( "Try the NUM again. \n" ); document.write( " \n" ); document.write( " |