This really depends on what types of sequence do you get. In GCSE, there are a few sequences you will be frequently tested. These sequences are square number sequence, cube number sequence, Fibonacci sequence, linear sequence(same as arithmetic sequence), quadratic sequence, and geometric sequence(depends on exam boards)

Let’s start with square number sequence and cube number sequence: recursive... more

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Zhen Hua
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9 months ago

In the case of an arithmetic sequence (where the difference between each number is constant), the expression used for the “nth term” (or general formula for the sequence) is always: dn + zero term

Where “d” is the difference between each term

And the “zero term” is the first term minus the difference (what term number zero would be).

So for example

3,5,7,9....

= 2n+1

1,2,3,4,5.....

=n

This gene... more

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Sam Doughty
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1 students helped

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9 months ago


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