document.write( "Question 1020078: Please show all work. \r
\n" ); document.write( "\n" ); document.write( "Consider the quadratic equations:
\n" ); document.write( "x^2-2=0\r
\n" ); document.write( "\n" ); document.write( "Solve quadratic equation above by
\n" ); document.write( "a extracting square roots
\n" ); document.write( "b completing the square
\n" ); document.write( "c by applying the formula
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Algebra.Com's Answer #636028 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
a) \"x%5E2=2\"
\n" ); document.write( "\"x=0+%2B-+sqrt%282%29\"
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\n" ); document.write( ".
\n" ); document.write( "b)\"x%5E2-2=0\"
\n" ); document.write( "\"%28x%2B0%29%5E2=2\"
\n" ); document.write( "\"x%2B0=0+%2B-+sqrt%282%29\"
\n" ); document.write( "\"x=0+%2B-+sqrt%282%29\"
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\n" ); document.write( "c)\"a=1\"
\n" ); document.write( "\"b=0\"
\n" ); document.write( "\"c=-2\"
\n" ); document.write( "\"x+=+%28-0+%2B-+sqrt%28+0%5E2-4%2A1%2A%28-2%29+%29%29%2F%282%2A1%29+\"
\n" ); document.write( "\"x+=+%28-0+%2B-+sqrt%28+8+%29%29%2F%282%29+\"
\n" ); document.write( "\"x+=+%280+%2B-+2%2Asqrt%28+2+%29%29%2F%282%29+\"
\n" ); document.write( "\"x+=+0+%2B-+sqrt%28+2+%29\"
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