document.write( "Question 746932: Please solve this problem ASAP. I have a test tomorrow and I am doing extra practice to prepare. I completed this problem, but I am unsure if I did it correctly. Thanks in advance for helping me. Complete the square of the following problem: 2x^2 = 4x - 5
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document.write( "I got the answer: x = 1 +/- i sqrt3/2
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document.write( "*+/- = positive negative
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document.write( "*sqrt = square root
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document.write( "*i = fake number system was used
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document.write( "Thanks again in advance. \n" );
document.write( "
Algebra.Com's Answer #454579 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! we are asked to\r \n" ); document.write( "\n" ); document.write( "Complete the square of the following problem: 2x^2 = 4x - 5\r \n" ); document.write( "\n" ); document.write( "2x^2 - 4x = 5\r \n" ); document.write( "\n" ); document.write( "x^2 - 2x = 5/2\r \n" ); document.write( "\n" ); document.write( "add 1 to both sides and we get\r \n" ); document.write( "\n" ); document.write( "x^2 - 2x + 1 = 5/2 + 1 and\r \n" ); document.write( "\n" ); document.write( "(x-1)^2 = 7/2\r \n" ); document.write( "\n" ); document.write( "x-1 = sqrt(7/2)\r \n" ); document.write( "\n" ); document.write( "x = 1+sqrt(7/2) = 1 + 1.9 = 2.9 \n" ); document.write( "x = 1-sqrt(7/2) = 1 - 1.9 = -.9\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |