document.write( "Question 54531: (-3 - √-7)^2 Write in standard form.\r
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document.write( "I got 6 - 2√7i\r
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document.write( "Thanks for your help! \n" );
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Algebra.Com's Answer #36784 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! (-3 - √-7)^2 \n" ); document.write( "=(-3^2)-2(-3)(sqrt(-7)+(sqrt(-7))^2 \n" ); document.write( "=9+6isqrt7-7 \n" ); document.write( "=2+(6sqrt7)i \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |