• 2022-05-28
    设函数f在[a,b]上黎曼可积,函数g在[c,d]上单调且有连续导函数,且g(c)=a,g(d)=b,则下列说法正确的是
    A: 函数h(t)=f(g(t))g'(t)在[c,d]上黎曼不可积
    B: 函数h(t)=f(g(t))g'(t)在[a,b]上黎曼可积
    C: [img=198x52]18033d40b4fe834.png[/img]
    D: [img=232x52]18033d40bec7509.png[/img]