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:选择题 题类:月考试卷 难易度:易

    已知数列\(\{a _{n} \}\),\(\{b _{n} \}\),\(\{c _{n} \}\)均为等差数列,且\(a _{1} +b _{1} +c _{1} =1\),\(a _{2} +b _{2} +c _{2} =3\),则\(a _{2020} +b _{2020} +c _{2020} = (\:\:\:\:)\)
    A. \(4037\) B. \(4039\) C. \(4041\) D. \(4043\)
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