Question

$(\sqrt{3\sqrt{5}} .3 + \sqrt{5+3\sqrt{5}} )$ ²

Answer 1

[(√(3√15) + √(5 +3√5)]²

√15 ≈ 3.87
√5 ≈ 2.23

[(√(11.61) + √(11.69)]²

√11.61 ≈ 3.4
√11.69 ≈ 3.42

[6.82]² ≈ 46.5