Arithmetic Progression Quiz
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Questions and Answers

Which of the following is true about arithmetic progression?

  • The sum of the terms is constant
  • The product of the terms is constant
  • The ratio between consecutive terms is constant
  • The common difference between consecutive terms is constant (correct)

    • What is the formula to find the nth term of an arithmetic progression?

  • a_n = a_1 + (n+1)d
  • a_n = a_1 + (n-2)d
  • a_n = a_1 + nd
  • a_n = a_1 + (n-1)d (correct)

    • What is the sum of the first n terms of an arithmetic progression?

  • S_n = (n/2)(2a_1 + (n-1)d) (correct)
  • S_n = (n/2)(a_1 + (n+1)d)
  • S_n = (n/2)(2a_1 + (n+1)d)
  • S_n = (n/2)(a_1 + (n-1)d)

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