document.write( "Question 30243: Question:
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document.write( "Solve x^4-10x^2+9=0\r
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document.write( "Possible Answers:
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document.write( "(a) +1, +3
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document.write( "(b) 1, 9
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document.write( "(c) +1, +9
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document.write( "(d) none of these \n" );
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Algebra.Com's Answer #16934 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! X~4-10X~2+9=0 OR (X~2-9)(X~2-1)=0 OR (X-3)(X+3)(X-1)(X+1)=0 OR X=+/-3 & X=+/-1.\r \n" ); document.write( "\n" ); document.write( "Ans. (d) none of the above. \n" ); document.write( " |