Question

3 + 2 root 3 whole square

Answer 1

(3+2√3)² = 3²+2×3×2√3+(2√3)²
=9+12√3+12
=21+12√3

Hope you are helpful ☺

Answer 2

$(3 + 2 \sqrt{3) }^{2}$

$9 + 4 \times 3 + 12 \sqrt{3}$


$21 + 12 \sqrt{3}$