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Factorise 3x^2 + 5x + 2 completely.

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Factorise 3x2 + 5x + 2 completely.

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\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)

a = 3, b = 5, c = 2

b2-4ac = (5)2-4 \(\times\)3 \(\times\) 2

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