پ) $\sqrt{48} - \sqrt{12} - \sqrt{27} =$

ج) $\sqrt[3]{81} + \sqrt[3]{-24} + 3\sqrt[3]{3} =$

چ) $\sqrt{54} - 2\sqrt{18} + 3\sqrt{3} + \sqrt{128} =$

ح) $2\sqrt{50} - \sqrt[3]{48} + \sqrt{72} =$

خ) $(3\sqrt{75} - 5\sqrt{27}) + 2\sqrt{12} \div 3\sqrt{3} =$

د) $5\sqrt{2} + 3\sqrt{11} = 8\sqrt{2} + 4\sqrt{11} =$

ذ) $\sqrt{45} - 2\sqrt{20} + 2\sqrt{5} + \sqrt{7} - \sqrt{63} =$

ر) $(2\sqrt{3} - \sqrt{5})(2\sqrt{3} + \sqrt{5}) - \sqrt{41} =$