Question

simply (x+3) (x+3)__________​

Answer 1

Answer:

(x + 3)²

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Answer 2

Answer:

$\huge\fbox\pink{Answer}$

$(x+3)(x+3)$

$=x(x+3)+3(x+3)$

$=x²+3x+3x+9$

$=x²+6x+9$