Divide all terms by 2 and when factored it is: (x+1)(x+1)
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2x2 + (5x-4x)2 + (x-x)2 = 2x2 + x2 + 02 = 2x2 + x2 = 3x2
2(x^2 +2x + 3)
(x + 2)(x^2+4)
2*2+4x-9=0 4x=9-4 4x=5 x=5/4
It is: 2x2+4x+2 by dividing all terms by 2 it is then (x+1)(x+1) when factored