题目

From bankers to factory staff, employees in the West face a cold“prospect” of losing their jobs as a global recession(衰退) starts to bite. For colleagues in the East, the pain is more likely to come through a pay cut.Human resource experts say cultural differences explain why Asian companies try harder to preserve jobs in difficult times, which will prevent unemployment and may help Asian economies survive at a time of slowing exports. The East Asian attitude may also make it easier for companies to recover quickly from the economic downturn since they will not need to rehire or train n抛物线y=-2x2+6x-3的顶点坐标是______，对称轴是______．