Question

plz help...................

Answer 1

your answer will be 23√3

if the numbers inside the √  is the same, then you can add the outside ones together

in this case it will be 23√3

hope this helps

Answer 2

Because the two terms have the radicals with the same radicand, we can add them together.
The radicand is the number under the radical sign.

$7 \sqrt{3} + 16 \sqrt{3} = 23 \sqrt{3}$

So, $23 \sqrt{3}$ is the answer.