Ответ:а) \(c^{1/4}\cdot\sqrt[3]{c}=c^{1/4}c^{1/3}=c^{1/4+1/3}=c^{7/12}\).б) \(c^{5/4}:\sqrt c=c^{5/4}:c^{1/2}=c^{5/4-1/2}=c^{3/4}\).Ответ: а) \(c^{7/12}\); б) \(c^{3/4}\).