f(x)=ax^2-2x,(x∈[0,1])求f(x)最小值g(a)详细答案,谢谢

问题描述:

f(x)=ax^2-2x,(x∈[0,1])求f(x)最小值g(a)
详细答案,谢谢

f

当a=0时,g(a)=-2,此时x=1
当a>0时,g(a)=-0.5a,此时x=0.5
当a