Question

factorise x square +3x+9​

Answer 1

Hey mate, here is your answer -:)

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$= {x}^{2} + 3x + 9 \\ = {x}^{2} + (3 + 3)x + 9 \\ = {x}^{2} + 3x + 3x + 9 \\ = x(x + 3) + 3(x + 3) \\ = (x + 3)(x +3)$

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HOPE it helps to you!!

Answer 2

Answer:

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