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Arithmetic and Geometric Sequences

Quiz by Dan Cox

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12 questions
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  • Q1
    An arithmetic series has 6th term -13 and 18th term -49. Find the 2nd term.
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    120s
  • Q2
    An arithmetic series has 19th term -11 and 7th term 7. Find the 10th term in decimal form.
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    120s
  • Q3
    An arithmetic series has 13th term 9 and 25th term 12. Find the sum of the first 9 terms.
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    120s
  • Q4
    The sum of the first 8 terms of an arithmetic series is 0 and the 4th term is 1. Find the sum of the first 10 terms.
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    120s
  • Q5
    The sum of the first 12 terms of an arithmetic series is 90 and the 23rd term is 90. Find the 7th term.
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    120s
  • Q6
    The sum of the first 20 terms of an arithmetic series is -50. Find the sum of the first term and the 20th term.
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    120s
  • Q7
    A geometric series has 3rd term 18 and 6th term -486. Find the 2nd term.
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    120s
  • Q8
    A geometric series has 9th term 1 and 4th term 32. Find the 3rd term.
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    120s
  • Q9
    The sum of the first 3 terms of a geometric series is 183 and the 3rd term is 48. The common ratio is positive. Find the sum to infinity.
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    120s
  • Q10
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    120s
  • Q11
    The sum to infinity of a geometric series is 36. The sum of the first 2 terms is 20. The common ratio is positive. Find the first term.
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    120s
  • Q12
    A geometric series has 5th term 1296 and 2nd term 750. Find the sum of the first 4 terms.
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    120s

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