document.write( "Question 975532: If 9 is subtracted from 4 times the square of a number,then the result is 3. Find the number.
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Algebra.Com's Answer #597280 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! 4x^2-9=3 \n" ); document.write( "That is 9 subtracted from 4 times the square of a number x.\r \n" ); document.write( "\n" ); document.write( "4x^2-12=0 \n" ); document.write( "4(x^2-3)=0 \n" ); document.write( "x= +/- sqrt(3) \n" ); document.write( "Square (sqrt(3)) and get 3. \n" ); document.write( "Four times 3 is 12. \n" ); document.write( "Subtract 9 and get 3. \n" ); document.write( " |