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If both x minus 2 and x minus 1 by 2 are
If both x minus 2 and x minus 1 by 2 are pictures 5
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If both x minus 2 and x minus
If both x minus 2 and x minus 1 by 2 are
if both x minus 2 and x minus 1 by 2 are factors of px square
if both x minus 2 and x minus 1 by 2 are factors of
