职教组卷基于海量职教高考试题库建立的在线组卷及学习系统
职教组卷
  • 题型:填空题 题类:期中考试 难易度:较易

    设函数\(f_{1}(x)=x^{2}\),\(f_{2}(x)=2(x-x^{2})\),\(f_{3}(x)=\dfrac{1}{3}|\sin 2πx|\),取\(t_{i}=\dfrac{i}{2019}\),\(i=0\),\(1\),\(2\),⋯,\(2019\),\(S_{k}=|f_{k}(t_{1})-f_{k}(t_{0})|+|f_{k}(t_{2})-f_{k}(t_{1})|+⋯+|f_{k}(t_{2019})-f_{k}(t_{2018})|\),\(k=1\),\(2\),\(3\),则\(S_{1}\),\(S_{2}\),\(S_{3}\)的大小关系为 ______\(.(\)用“\(<\)”连接\()\)
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