Question

expand
$(32 + 4y {)}^{2}$
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Answer 1

Answer:

${(32 + 4y)}^{2} = 1024 + 256 + 16 {y}^{2}$

Step-by-step explanation:

$\: \: \: {(32 + 4y)}^{2} \\ = {32}^{2} + 2 \times 32 \times 4y + {(4y)}^{2} \\ = 1024 + 256y + 16 {y}^{2}$