Arithmetic Progressions Quiz
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Questions and Answers

Which term of the arithmetic progression $3, 7, 11, 15, ...$ is equal to 35?

  • 7th term (correct)
  • 6th term
  • 4th term
  • 5th term

    • What is the common difference of the arithmetic progression $-2, 1, 4, 7, ...$?

  • 3 (correct)
  • 4
  • 2
  • 1

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

  • $a_n = a_1 + (n - 1)d$ (correct)
  • $a_n = a_1 + (n + 1)/d$
  • $a_n = a_1 + (n + 1)d$
  • $a_n = a_1 + (n - 1)/d$

    • What is the sum of the arithmetic series $2 + 5 + 8 + 11 + ... + 20$?

    <p>124</p> Signup and view all the answers

    What is the sum of the first 10 terms of the arithmetic progression $4, 7, 10, 13, ...$?

    <p>115</p> Signup and view all the answers

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