A: 2(2u + 7)^{2}

B: (2u + 4)^{2}

C: (2u + 7)^{2}

D: (4u – 7)^{2}

^{}

4u^2 - 28u + 49 (2u - 7) (2u - 7) 2u times - 7 = - 14u, and - 7 times 2u = -14u the middle term is made by adding - 14u to - 14u the end term is made by multiplying - 7 by - 7 thus: (2u - 7) squared

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