Starter quiz

  • The arithmetic (linear) sequence 17, 21, 25, 29, 33, ... has a(n) _________ of +4.
    • n^{\text{th}} term
    • 1^{\text{st}} term
    • common difference  ✓
    • multiplier
  • Which of these sequences are arithmetic?
    • 2, 6, 10, 14, ...  ✓
    • 2, 7, 12, 17, ...  ✓
    • 2, 8, 15, 23, ...
    • 2, 4, 8, 16, ...
    • 2, -1, -4, -7, ...  ✓
  • Match the n^{\text{th}} term to the first five terms of each sequence.
    • 3n+2
      ⇔
      5, 8, 11, 14, 17, ... ✓
    • 2n+3
      ⇔
      5, 7, 9, 11, 13, ... ✓
    • 6n-1
      ⇔
      5, 11, 17, 23, 29, ... ✓
    • 6-n
      ⇔
      5, 4, 3, 2, 1, ... ✓
    • 5+n
      ⇔
      6, 7, 8, 9, 10, ... ✓
    • 1-6n
      ⇔
      -5, -11, -17, -23, -29, ... ✓
  • The solution to the two-step equation 8x-13=83 is x= ______
    • '12' ✓
  • Which is true of the solution to the equation 3x-10=3
    • It is a positive integer.
    • It is a negative integer.
    • It is non-integer.  ✓
    • It has no solution.
  • 8, 13, 18, 23, 28, ... are the first five terms of which sequence?
    • 8n+5
    • 5n+8
    • 5n+3  ✓
    • 5n-3
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