document.write( "Question 789872: simplify (2 - sqrt of -8)sqrd. write the answer in standard for a+bi \n" ); document.write( "
Algebra.Com's Answer #478966 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! (2 - sqrt of -8)sqrd. write the answer in standard for a+bi \n" ); document.write( "-------- \n" ); document.write( "(2-sqrt(-8))^2 \n" ); document.write( "----- \n" ); document.write( "= (2-2isqrt(2))^2 \n" ); document.write( "---- \n" ); document.write( "= 4 - 8isqrt(2) + (2isqrt(2))^2 \n" ); document.write( "---- \n" ); document.write( "= 4 - 8isqrt(2 - 8 \n" ); document.write( "---- \n" ); document.write( "= -4-8isqrt(2) \n" ); document.write( "================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================= \n" ); document.write( " |