document.write( "Question 814812: 121x^2-49 In quadratic expressions i am trying to find the 4 digits to equal the expression to the right. \n" ); document.write( "
Algebra.Com's Answer #490532 by richwmiller(17219)\"\" \"About 
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121x^2-49 =(11x-7)*(11x+7) \n" ); document.write( "
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