Question

3√5-7√3 substract 3√5-7√3

Answer 1

$(3 \sqrt{5 } - 7 \sqrt{3} ) - (3 \sqrt{5} - 7 \sqrt{3} )$
$3 \sqrt{5} - 7 \sqrt{3} - 3 \sqrt{5} + 7 \sqrt{3}$
=0

so answer =0.
therefore, we can say that

3root 5 - 7 root 3 substract 3 root 5 - 7 root 3 is zero.

it's best answer and correct also.
I'm sure please mark it as brainlist.