Question

$(x + 3) {}^{2}$
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Answer 1

Answer:

${(x + 3)}^{2} = {x}^{2} + 9 - 6x$

Answer 2

Step-by-step explanation:

(x+3)^2 = x^2 + 9+ 6x

By using (a+b)^2 = a^2 +b^2 +2ab