Question

Hey there!!!✨✨

i have a question plzzz solve

Answer 1

${a + b}^{2} \\ {a}^{2} + {b}^{2} + 2 ab \\ {a}^{2} + {b}^{2} + 2 \times \sqrt{3} \\ {a}^{2} + {b}^{2} + 2 \sqrt{3}$