To perform the indicated operation, you simply combine the terms that contain the square root of 2.
The expression is:
\[ 4\sqrt{2} + 6\sqrt{2} \]
Since both terms have the same radical, you can add the coefficients:
\[ (4 + 6)\sqrt{2} = 10\sqrt{2} \]
So, the simplified answer is:
\[ 10\sqrt{2} \]