Tính
giúp mik vs ạ
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Bài 4. Tính
a) \( \left( \sqrt{\frac{2}{3}} + \sqrt{\frac{50}{3}} - \sqrt{24} \right) \cdot \sqrt{6} \)
b) \( \sqrt{3} + \sqrt{5} \cdot \sqrt{2} \)
c) \( \left( \sqrt{\frac{3}{4}} - \sqrt{3} + 5 \sqrt{\frac{4}{3}} \right) \cdot \sqrt{12} \)
d) \( \sqrt{3} - \sqrt{5} \cdot \sqrt{8} \)