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C1 Sequences and series

C1 Sequences and series. Write down the first 4 terms of the sequence u n+1 =u n +6, u 1 =6. 6, 12, 18, 24. Write down the first 4 terms of the sequence u n+1 =u n -5, u 1 =2. 2, -3, -8, -13. Write down the first 4 terms of the sequence u n+1 =6-u n , u 1 =2. 2, 4, 2, 4.

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C1 Sequences and series

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  1. C1 Sequences and series

  2. Write down the first 4 terms of the sequenceun+1=un+6, u1=6 6, 12, 18, 24

  3. Write down the first 4 terms of the sequenceun+1=un-5, u1=2 2, -3, -8, -13

  4. Write down the first 4 terms of the sequenceun+1=6-un, u1=2 2, 4, 2, 4

  5. Write down the first 4 terms of the sequenceun+1=4un-3, u1=1 1, 1, 1, 1

  6. Write down the first 4 terms of the sequenceun+1=3un+ 2, u1=3 3, 11 , 35, 107

  7. Write down the first 4 terms of the sequenceun+1= 1 un u1=2 2, ½ , 2, ½

  8. Write down the terms in each series and then find the sum4 2r+1r=1 3 + 5 + 7 + 9 = 24

  9. Write down the terms in each series and then find the sum3 4r-3r=1 1 + 5 + 9 = 15

  10. Write down the terms in each series and then find the sum4 r2r=2 4 + 9 + 16 = 29

  11. Write down the terms in each series and then find the sum4 r-3r=1 -2 + -1 + 0 + 1 = -2

  12. Write down the terms in each series and then find the sum5 r(r-1)r=2 2 + 6 + 12 + 20 = 40

  13. Write down the terms in each series and then find the sum4 1r=1 r 1 + ½ + ⅓ + ¼ = 21 12

  14. Write down the terms in each series and then find the sum3 6r=1 6 + 6 + 6 = 18

  15. Write down the terms in each series and then find the sum4 (-1)r 2rr=1 -2 + 4 + -6 + 8 = 4

  16. Write down the terms in each series and then find the sum6 (-1)r r2r=2 4 + -9 + 16 + -25 + 36 = 22

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