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Evaluate sums written in sigma notation

12th grade (Year 13 in England) · 16 questions · Common Core: HSA.SSE.B.4 · England: A-level Pure Mathematics

Name

Date

Score/ 16

  1. Question 1

    Evaluate Σ (from r = 1 to 5) of 3^r.

    Answer

  2. Question 2

    Evaluate Σ (from r = 1 to 8) of r².

    Answer

  3. Question 3

    Evaluate Σ (from r = 1 to 5) of (4r + 5).

    Answer

  4. Question 4

    Evaluate Σ (from r = 1 to 9) of 2^r.

    Answer

  5. Question 5

    Evaluate Σ (from r = 1 to 5) of r².

    Answer

  6. Question 6

    Evaluate Σ (from r = 1 to 4) of (r − 1).

    Answer

  7. Question 7

    Evaluate Σ (from r = 1 to 8) of 2^r.

    Answer

  8. Question 8

    Evaluate Σ (from r = 1 to 3) of r².

    Answer

  9. Question 9

    Evaluate Σ (from r = 1 to 15) of (−4r − 1).

    Answer

  10. Question 10

    Evaluate Σ (from r = 1 to 3) of 2^r.

    Answer

  11. Question 11

    Evaluate Σ (from r = 1 to 3) of r².

    Answer

  12. Question 12

    Evaluate Σ (from r = 1 to 20) of (6r + 1).

    Answer

  13. Question 13

    Evaluate Σ (from r = 1 to 5) of 2^r.

    Answer

  14. Question 14

    Evaluate Σ (from r = 1 to 4) of r².

    Answer

  15. Question 15

    Evaluate Σ (from r = 1 to 10) of (2r − 4).

    Answer

  16. Question 16

    Evaluate Σ (from r = 1 to 3) of 2^r.

    Answer

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  1. 363
  2. 204
  3. 85
  4. 1022
  5. 55
  6. 6
  7. 510
  8. 14
  9. -495
  10. 14
  11. 14
  12. 1280
  13. 62
  14. 30
  15. 70
  16. 14