document.write( "Question 32542: z^4 -11z^2 +30=0 \n" ); document.write( "
Algebra.Com's Answer #19008 by mukhopadhyay(490)![]() ![]() ![]() You can put this solution on YOUR website! z^4 -11z^2 +30=0 \n" ); document.write( "=> (z^2-6)(z^2-5)=0 \n" ); document.write( "=> z=sqrt(6) or z=-sqrt(6) or z=sqrt(5) or z=-sqrt(5) \n" ); document.write( " |