Question

expansion of (under root 3 - under root 5y + under root 7 ) power 2​

Answer 1

Answer:

5

Step-by-step explanation:

$(\sqrt{3} - \sqrt{5} + \sqrt{7})^{2}$

When we square root an number in under root it results in the number itself $\sqrt{x}^{2} = x$

3 - 5+7

=5