Quadratic sequences worksheet

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Mathematics
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Quadratic sequences worksheet
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Question 1: Quadratic sequences

  • Write down the first 5 terms for the sequences defined by the following quadratic formulae.
    nth term = n2 - 10
    nth term = -5n2 - 11
    nth term = 3n2 + 16
    nth term = -8n2 - 2n + 3
    nth term = 2n2 - 2n - 4
    nth term = -2n2 - 4n - 5
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Question 3: Using differences

  • Find the first and second difference for the following sequence
    sequence: 236111827
    First difference:
    Second difference:
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Question 3: Finding nth term

  • Write down the nth term formula for the following sequences.
    7,10,15,22,31,42
    -8,-5,0,7,16,27,40
    4,7,12,19,28,39
    -1,2,7,14,23
    -8,-5,0,7,16,27
    -4,-1,4,11,20,31,44
    -4,-1,4,11,20
    10,13,18,25,34,45
    4,7,12,19,28,39,52
    -9,-6,-1,6,15
  • Work out an nth term formula for the triangular numbers
    1, 3, 6, 10, 15, 21
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2 Responses

  1. YOLO says:

    veeeee whut u doin
    YOLO

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