document.write( "Question 142754: Solve by\r
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document.write( "the quadratic formula\r
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document.write( "4 + 4x = 2x to 2nd power \n" );
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Algebra.Com's Answer #103882 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 4+4X=2X^2 \n" ); document.write( "2X^2-4X-4=0 \n" ); document.write( "2(X^2-2X-2)=0 \n" ); document.write( "X=(2+-SQRT[-2^2-4*1*-2])/2*1 \n" ); document.write( "X=(2+-SQRT[4+8])/2 \n" ); document.write( "X=(2+-SQRT12)/2 \n" ); document.write( "X=(2+-3.4641)/2 \n" ); document.write( "X=(2+3.4641)/2 \n" ); document.write( "X=5.4641/2 \n" ); document.write( "X=2.73205 ANSWER. \n" ); document.write( "X=(2-3.4641)/2 \n" ); document.write( "X=-1.4641/2 \n" ); document.write( "X=-.73205 ANSWER. \n" ); document.write( " \n" ); document.write( " |