Question

${(x + 4)}^{2}$
find solution​

Answer 1

Answer:

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Answer 2

Answer:

x=-4

Step-by-step explanation:

${(x + 4)}^{2} \\ = {x}^{2} + 2 \times x \times 4 + {4}^{2} \\ = {x}^{2} + 8x + 16 \\ = {x}^{2} + (4 + 4)x + 16 \\ = {x}^{2} + 4x + 4x + 16 \\ = x(x + 4) + 4(x + 4) \\ = (x + 4)(x + 4) \\ = therefore \: \: \: x = - 4$