Question

(√7+√5÷√7-√5)-(√7-√5÷√7+√5)​

Answer 1

Explanation:

hope this helps you better

Answer 2

Answer:

$2 \sqrt{5} \: \: ( \frac{1}{ \sqrt{7} } - 1)$

Explanation:

(√7 + (√5 ÷ √7) - √5) - (√7 - (√5 ÷ √7) + √5)

√7 + √5/√7 - √5 - √7 + √5/√7 - √5

2√5/√7 - 2√5

2√5 (1/√7 - 1)

Good luck!