U(C)=(C^a-1)/(a-1),求2阶导数
问题描述:
U(C)=(C^a-1)/(a-1),求2阶导数
答
一阶导数为aC^(a-1)/(a-1),二阶导数为a(a-1)C^(a-2)/(a-1)=aC^(a-2)
U(C)=(C^a-1)/(a-1),求2阶导数
一阶导数为aC^(a-1)/(a-1),二阶导数为a(a-1)C^(a-2)/(a-1)=aC^(a-2)