document.write( "Question 453281: Please help me. perform the indicated operation. write the result in the form
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document.write( "a + bi. (5i)(-4i) \n" );
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Algebra.Com's Answer #804701 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! Remember that i^2 = -1.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(5i)(-4i) \n" ); document.write( "= -20i^2 \n" ); document.write( "= 20 \n" ); document.write( " |