document.write( "Question 658525: Find all real solutions of equation 4x^2+4x−4=0. \n" ); document.write( "
Algebra.Com's Answer #410320 by MathLover1(20849)\"\" \"About 
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\"4x%5E2%2B4x-4=0\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"...note that \"a=4\", \"b=4\" and \"c=-4\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+sqrt%28+4%5E2-4%2A4%2A%28-4%29+%29%29%2F%282%2A4%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+sqrt%28+16-16%28-4%29+%29%29%2F8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+sqrt%28+16%2B64+%29%29%2F8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+sqrt%28+80+%29%29%2F8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+8.9%29%2F8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B+8.9%29%2F8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%284.9%29%2F8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28x+=+0.6125%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+-8.9%29%2F8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-12.9%29%2F8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28x+=+-1.6125%29\"\r
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