Factorise :x^2+x+1/4
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Explanation:
x² + x + 1 / 4
= x² + x + ( 1/2 )²
= x² + 2 × x × 1/2 + ( 1/2 )²
= ( x + 1/2 )² [ ( a + b )² = a² + b² + 2ab ]
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