Question

Find the value of (3x+4y)²​

Answer 1

Answer:

${(3x + 4y)}^{2} \\ \\ = {(3x)}^{2} + 2 \times 3x \times 4y \times {(4y)}^{2} \\ \\ = 9 {x}^{2} + 24xy + 16 {y}^{2} \\ \\ formula \: used \\ \\ ( {a + b})^{2} \\ \\ = {a}^{2} + 2ab + {b}^{2}$

hope this much helps uh ❣️