If a = sqrt(5+ 2 sqrt(2)) and b = sqrt(5...

If `a = sqrt(5+ 2 sqrt(2)) and b = sqrt(5-2 sqrt(2))` then find the value of `a^(2)-b^(2)`

A

2

B

4

C

`2 sqrt(2)`

D

`4sqrt(2)`

Verified by Experts

The correct Answer is:

D

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