document.write( "Question 922474: simplify. Write your answers in the form of a+bi where a and b are red numbers.
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document.write( "(1-i)/(-9+2i)\r
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document.write( "the answer is -11/85+7/85i \n" );
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Algebra.Com's Answer #559562 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! 1-i/-9+2i \n" ); document.write( "----------- \n" ); document.write( "Multiply the NUM and DEN by the conjugate of the DEN -9-2i \n" ); document.write( "= (1-i)*(-9-2i)/(-9+2i)*(-9-2i) \n" ); document.write( "= (-9 + 7i - 2)/(81+4) \n" ); document.write( "= (-11 + 7i)/85 \n" ); document.write( " |