tolong beserta cara nya

bismillah semoga membantu, kalau salah maaf ya..

(3^(1/2) + 2) / (3^(1/2) - 2^(1/2)
= (3^(1/2) + 2)(3^(1/2) + 2^(1/2) / (3^1/2) - 2^(1/2))(3^(1/2) + 2^(1/2)
= (3 + 6^(1/2) + 6^(1/2) + 2) / 3 - 2
= 5 + 12^(1/2) / 1
= 5 + 2 × 3^(1/2)
= 5 + 2 akar 3