Question

root 16+8 root 3-root 21-12 root3

Answer 1

Answer:

$\sqrt{16} + 8 \sqrt{3} - \sqrt{9} \times \sqrt{3}$

$4 + 8 \sqrt{3} - 3 \sqrt{3}$

$4 + 5 \sqrt{3}$

i think its correct