Question

answer please will mark as brain list​

Answer 1

Please let me know if you have any doubt.

Answer 2

Answer:

√5+√2\√5-√2. + √5-√2\√5+√2

using cross multiplication,

√5+√2*√5+√2. + √5-√2*√5-√2 \√5-√2*√5+√2

(√5+√2) ^2+ (√5-√2)^2 \ (√5)^2 - (√2)^2. (a+b)(a-b)=a^2 -b^2

(5+2+2√10). +(5+2-2√10). \5-2

7+2√10. +. 7-2√10. \ 3

14\3

4.66......

I know it's confusing but it is correct

hope you like it...