document.write( "Question 933071: express 2x^2 +12x in form 2(x+a)^2 +b
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document.write( "-find set values of x satisfying 2x^2 +12<14\r
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Algebra.Com's Answer #566591 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! express 2x^2 +12x in form 2(x+a)^2 +b \n" ); document.write( "-find set values of x satisfying 2x^2 +12<14 \n" ); document.write( "*** \n" ); document.write( "2x^2 +12x \n" ); document.write( "complete the square: \n" ); document.write( "2(x^2+6x+9)-18 \n" ); document.write( "2(x+3)^2-18 \n" ); document.write( ".. \n" ); document.write( "2x^2+12<14 \n" ); document.write( "2x^2<2 \n" ); document.write( "x^2<1 \n" ); document.write( "(-1,1) \n" ); document.write( "{x|-1 < x <1} \n" ); document.write( " |