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Originally Posted by totalnewbie
16x^2-8x+3 = a^2 x^2+2 a b x+b^2+1
so a=+/-4, ab=-8, so b=-/+2, and so b^2+1=4+1=5 != 3,
which is a contradiction so there is no such real transformation.
Last edited by CaptainBlack; December 10th 2006 at 09:28 AM.
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