If \( b=\sqrt{6+2 \sqrt{5}}+\sqrt{6-2 \sqrt{5}} \), then the value of \( b \) is equal to....

Описание: Question If \( b=\sqrt{6+2 \sqrt{5}}+\sqrt{6-2 \sqrt{5}} \), then the value of \( b \) is equal to
(A) \( 3 \sqrt{5} \)
(B)  \( 2 \sqrt{5} \)
(C) \( 6 \sqrt{3} \)
(D)  \( 8 \sqrt{2} \)📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live