Ответ:1. Rewrite the radical as a power: 4∫x¹/² dx.2. Apply the power rule: 4 * (x¹/²⁺¹)/(1/2+1) + C = 4 * (x³/²)/(3/2) + C.3. Simplify: 4 * (2/3)x³/² + C = (8/3)x³/² + C.