document.write( "Question 275468: X^4-12x^2+11=0 \n" ); document.write( "

Algebra.Com's Answer #200986 by checkley77(12844) $\"\"$ $\"About$

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X^4-12x^2+11=0
\n" ); document.write( "(X^2-11)(X^2-1)=0
\n" ); document.write( "(X^2-11)(X+1)(X-1)=0
\n" ); document.write( "X^2-11=0
\n" ); document.write( "X^2=11
\n" ); document.write( "X=SQRT11 ANS.
\n" ); document.write( "X+1-0
\n" ); document.write( "X=-1 ANS.
\n" ); document.write( "X-1=0
\n" ); document.write( "X=1 ANS.
\n" ); document.write( " \n" ); document.write( "

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