The correct option is B (x+3)(x+3)=(x+3)^2 = x^2+6x+9 [using (a+b)^2=a^2+2ab+b^2] ...

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Evaluating Area When Side Is a Variable

Simplify: x+3...

Question

Simplify: (x + 3)(x + 3).

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Solution

The correct option is A

$(x + 3) (x + 3) = (x + 3)^{2}$
$= x^{2} + 6 x + 9 [using (a + b)^{2} = a^{2} + 2 a b + b^{2}]$

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