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Factorize x^2+5x+6 Using identity x^2 + (a + b) x + ab = (x + a) (x + b)

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x2+5x+6 = x2+(3+2)x+6  

               = (x + 3) ( x +2)  Using identity x2 + (a + b) x + ab = (x + a) (x + b)

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Ravindra Pindel

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