Question

expand the term (2x+4y)^2

Answer 1

Answer:

Step-by-step explanation:

(2x)^2+(4y)^2+2×2x×4y

4x^2+16y^2+16xy

Answer 2

${(2x + 4y)}^{2} \\ \\ = {(2x)}^{2} + 2 \times 2x \times 4y + {(4y)}^{2} \\ \\ 4 {x}^{2} + 16xy + 16 {y}^{2} \\ \\ = 4{x}^{2} + 16 {y}^{2} + 16xy$

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