Question

4. Expand: (2x + 5y)2​

Answer 1

Answer:

${4x}^{2} + 2 \times 2x \times 5y + {25y}^{2}$

${4x}^{2} + 20xy + {25y}^{2}$

Answer 2

Answer:

Here is your answer

Step-by-step explanation:

by applying square formula. 4x^2+25y^2+20xy